696937440 has 192 divisors, whose sum is σ = 2341011456. Its totient is φ = 173678592.

The previous prime is 696937429. The next prime is 696937459. The reversal of 696937440 is 44739696.

696937440 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 696937440.

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, 1819489 + ... + 1819871.

It is an arithmetic number, because the mean of its divisors is an integer number (12192768).

Almost surely, 2^696937440 is an apocalyptic number.

696937440 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 696937440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170505728).

696937440 is an abundant number, since it is smaller than the sum of its proper divisors (1644074016).

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

696937440 is a wasteful number, since it uses less digits than its factorization.

696937440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The square root of 696937440 is about 26399.5727238151. The cubic root of 696937440 is about 886.6072233565.

The spelling of 696937440 in words is "six hundred ninety-six million, nine hundred thirty-seven thousand, four hundred forty".