694368136 has 32 divisors (see below), whose sum is σ = 1623199680. Its totient is φ = 270532800.

The previous prime is 694368133. The next prime is 694368149. The reversal of 694368136 is 631863496.

It is a super-2 number, since 2×694368136² = 964294216584228992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (694368133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562995 + ... + 564226.

It is an arithmetic number, because the mean of its divisors is an integer number (50724990).

Almost surely, 2^694368136 is an apocalyptic number.

It is an amenable number.

694368136 is an abundant number, since it is smaller than the sum of its proper divisors (928831544).

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

694368136 is a wasteful number, since it uses less digits than its factorization.

694368136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127245 (or 1127241 counting only the distinct ones).

The product of its digits is 559872, while the sum is 46.

The square root of 694368136 is about 26350.8659440254. The cubic root of 694368136 is about 885.5163705351.

The spelling of 694368136 in words is "six hundred ninety-four million, three hundred sixty-eight thousand, one hundred thirty-six".