63674694 has 32 divisors (see below), whose sum is σ = 143100000. Its totient is φ = 20984832.

The previous prime is 63674693. The next prime is 63674731. The reversal of 63674694 is 49647636.

63674694 is a `hidden beast` number, since 636 + 7 + 4 + 6 + 9 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63674693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1819 + ... + 11430.

It is an arithmetic number, because the mean of its divisors is an integer number (4471875).

Almost surely, 2^63674694 is an apocalyptic number.

63674694 is an abundant number, since it is smaller than the sum of its proper divisors (79425306).

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

63674694 is a wasteful number, since it uses less digits than its factorization.

63674694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13349 (or 13343 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 63674694 is about 7979.6424731939. The cubic root of 63674694 is about 399.3211276493.

The spelling of 63674694 in words is "sixty-three million, six hundred seventy-four thousand, six hundred ninety-four".