63397374 has 16 divisors (see below), whose sum is σ = 126874512. Its totient is φ = 21119168.

The previous prime is 63397363. The next prime is 63397409. The reversal of 63397374 is 47379336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13792 + ... + 17804.

It is an arithmetic number, because the mean of its divisors is an integer number (7929657).

Almost surely, 2^63397374 is an apocalyptic number.

63397374 is an abundant number, since it is smaller than the sum of its proper divisors (63477138).

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

63397374 is a wasteful number, since it uses less digits than its factorization.

63397374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651.

The product of its digits is 285768, while the sum is 42.

The square root of 63397374 is about 7962.2467934623. The cubic root of 63397374 is about 398.7405679055.

The spelling of 63397374 in words is "sixty-three million, three hundred ninety-seven thousand, three hundred seventy-four".