696659040 has 576 divisors, whose sum is σ = 3041805312. Its totient is φ = 141004800.

The previous prime is 696659027. The next prime is 696659057. The reversal of 696659040 is 40956696.

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

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6763629 + ... + 6763731.

It is an arithmetic number, because the mean of its divisors is an integer number (5280912).

Almost surely, 2^696659040 is an apocalyptic number.

696659040 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 696659040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1520902656).

696659040 is an abundant number, since it is smaller than the sum of its proper divisors (2345146272).

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

696659040 is a wasteful number, since it uses less digits than its factorization.

696659040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 696659040 is about 26394.2993845262. The cubic root of 696659040 is about 886.4891523453.

The spelling of 696659040 in words is "six hundred ninety-six million, six hundred fifty-nine thousand, forty".