63397522 has 16 divisors (see below), whose sum is σ = 105069312. Its totient is φ = 28536640.

The previous prime is 63397517. The next prime is 63397541. The reversal of 63397522 is 22579336.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39754 + ... + 41317.

It is an arithmetic number, because the mean of its divisors is an integer number (6566832).

Almost surely, 2^63397522 is an apocalyptic number.

63397522 is a deficient number, since it is larger than the sum of its proper divisors (41671790).

63397522 is a wasteful number, since it uses less digits than its factorization.

63397522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81113.

The product of its digits is 68040, while the sum is 37.

The square root of 63397522 is about 7962.2560873160. The cubic root of 63397522 is about 398.7408781894.

It can be divided in two parts, 6339 and 7522, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 63397522 in words is "sixty-three million, three hundred ninety-seven thousand, five hundred twenty-two".