3809275740 has 144 divisors (see below), whose sum is σ = 11866877568. Its totient is φ = 988618752.

The previous prime is 3809275733. The next prime is 3809275747. The reversal of 3809275740 is 475729083.

It is an interprime number because it is at equal distance from previous prime (3809275733) and next prime (3809275747).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3809275747) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1631614 + ... + 1633946.

It is an arithmetic number, because the mean of its divisors is an integer number (82408872).

Almost surely, 2^3809275740 is an apocalyptic number.

3809275740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3809275740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5933438784).

3809275740 is an abundant number, since it is smaller than the sum of its proper divisors (8057601828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3809275740 is a wasteful number, since it uses less digits than its factorization.

3809275740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588 (or 2583 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 3809275740 is about 61719.3303592967. The cubic root of 3809275740 is about 1561.7594300861.

The spelling of 3809275740 in words is "three billion, eight hundred nine million, two hundred seventy-five thousand, seven hundred forty".