696925440 has 108 divisors (see below), whose sum is σ = 2411329284. Its totient is φ = 185843712.

The previous prime is 696925423. The next prime is 696925441. The reversal of 696925440 is 44529696.

It can be written as a sum of positive squares in 2 ways, for example, as 481188096 + 215737344 = 21936^2 + 14688^2 .

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 (696925441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18729 + ... + 41768.

It is an arithmetic number, because the mean of its divisors is an integer number (22327123).

Almost surely, 2^696925440 is an apocalyptic number.

696925440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

696925440 is an abundant number, since it is smaller than the sum of its proper divisors (1714403844).

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

696925440 is a wasteful number, since it uses less digits than its factorization.

696925440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60524 (or 60507 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 696925440 is about 26399.3454464311. The cubic root of 696925440 is about 886.6021347373.

The spelling of 696925440 in words is "six hundred ninety-six million, nine hundred twenty-five thousand, four hundred forty".