3097776240 has 240 divisors, whose sum is σ = 11288964960. Its totient is φ = 756725760.

The previous prime is 3097776239. The next prime is 3097776299. The reversal of 3097776240 is 426777903.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1299850 + ... + 1302230.

It is an arithmetic number, because the mean of its divisors is an integer number (47037354).

Almost surely, 2^3097776240 is an apocalyptic number.

3097776240 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 3097776240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5644482480).

3097776240 is an abundant number, since it is smaller than the sum of its proper divisors (8191188720).

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

3097776240 is a wasteful number, since it uses less digits than its factorization.

3097776240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552 (or 2543 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 45.

The square root of 3097776240 is about 55657.6700913720. The cubic root of 3097776240 is about 1457.7510003970.

The spelling of 3097776240 in words is "three billion, ninety-seven million, seven hundred seventy-six thousand, two hundred forty".