696532538 has 8 divisors (see below), whose sum is σ = 1125167988. Its totient is φ = 321476544.

The previous prime is 696532531. The next prime is 696532549. The reversal of 696532538 is 835235696.

It can be written as a sum of positive squares in 2 ways, for example, as 628354489 + 68178049 = 25067^2 + 8257^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 696532492 and 696532501.

It is not an unprimeable number, because it can be changed into a prime (696532531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13394831 + ... + 13394882.

Almost surely, 2^696532538 is an apocalyptic number.

696532538 is a deficient number, since it is larger than the sum of its proper divisors (428635450).

696532538 is a wasteful number, since it uses less digits than its factorization.

696532538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26789728.

The product of its digits is 1166400, while the sum is 47.

The square root of 696532538 is about 26391.9028870599. The cubic root of 696532538 is about 886.4354917391.

The spelling of 696532538 in words is "six hundred ninety-six million, five hundred thirty-two thousand, five hundred thirty-eight".