3509322740 has 96 divisors (see below), whose sum is σ = 9203410944. Its totient is φ = 1091986560.

The previous prime is 3509322703. The next prime is 3509322749. The reversal of 3509322740 is 472239053.

It is a super-2 number, since 2×3509322740² = 24630692186962215200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 3509322740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3509322749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1142687 + ... + 1145753.

It is an arithmetic number, because the mean of its divisors is an integer number (95868864).

Almost surely, 2^3509322740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3509322740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4601705472).

3509322740 is an abundant number, since it is smaller than the sum of its proper divisors (5694088204).

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

3509322740 is a wasteful number, since it uses less digits than its factorization.

3509322740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837 (or 3835 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 3509322740 is about 59239.5369664551. The cubic root of 3509322740 is about 1519.6413540956.

The spelling of 3509322740 in words is "three billion, five hundred nine million, three hundred twenty-two thousand, seven hundred forty".