696259620 has 108 divisors (see below), whose sum is σ = 2456832924. Its totient is φ = 159143040.

The previous prime is 696259609. The next prime is 696259639. The reversal of 696259620 is 26952696.

It can be written as a sum of positive squares in 2 ways, for example, as 176145984 + 520113636 = 13272^2 + 22806^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30651 + ... + 48290.

It is an arithmetic number, because the mean of its divisors is an integer number (22748453).

Almost surely, 2^696259620 is an apocalyptic number.

696259620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

696259620 is an abundant number, since it is smaller than the sum of its proper divisors (1760573304).

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

696259620 is a wasteful number, since it uses less digits than its factorization.

696259620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78970 (or 78958 counting only the distinct ones).

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

The square root of 696259620 is about 26386.7318931314. The cubic root of 696259620 is about 886.3197011179.

The spelling of 696259620 in words is "six hundred ninety-six million, two hundred fifty-nine thousand, six hundred twenty".