696331440 has 240 divisors, whose sum is σ = 2789250048. Its totient is φ = 152216064.

The previous prime is 696331429. The next prime is 696331483. The reversal of 696331440 is 44133696.

696331440 is a `hidden beast` number, since 6 + 9 + 633 + 14 + 4 + 0 = 666.

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 (36).

It is a junction number, because it is equal to n+sod(n) for n = 696331395 and 696331404.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 112917 + ... + 118923.

Almost surely, 2^696331440 is an apocalyptic number.

696331440 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 696331440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1394625024).

696331440 is an abundant number, since it is smaller than the sum of its proper divisors (2092918608).

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

696331440 is a wasteful number, since it uses less digits than its factorization.

696331440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6056 (or 6047 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 696331440 is about 26388.0927692776. The cubic root of 696331440 is about 886.3501750439.

The spelling of 696331440 in words is "six hundred ninety-six million, three hundred thirty-one thousand, four hundred forty".