696957240 has 128 divisors (see below), whose sum is σ = 2515392000. Its totient is φ = 150916608.

The previous prime is 696957181. The next prime is 696957251. The reversal of 696957240 is 42759696.

It is a self number, because there is not a number n which added to its sum of digits gives 696957240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5875 + ... + 37794.

It is an arithmetic number, because the mean of its divisors is an integer number (19651500).

Almost surely, 2^696957240 is an apocalyptic number.

696957240 is a gapful number since it is divisible by the number (60) 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 696957240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1257696000).

696957240 is an abundant number, since it is smaller than the sum of its proper divisors (1818434760).

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

696957240 is a wasteful number, since it uses less digits than its factorization.

696957240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43709 (or 43705 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 696957240 is about 26399.9477272210. The cubic root of 696957240 is about 886.6156194505.

The spelling of 696957240 in words is "six hundred ninety-six million, nine hundred fifty-seven thousand, two hundred forty".