63504742 has 16 divisors (see below), whose sum is σ = 109166112. Its totient is φ = 27141120.

The previous prime is 63504737. The next prime is 63504761. The reversal of 63504742 is 24740536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859 + ... + 11302.

It is an arithmetic number, because the mean of its divisors is an integer number (6822882).

Almost surely, 2^63504742 is an apocalyptic number.

63504742 is a deficient number, since it is larger than the sum of its proper divisors (45661370).

63504742 is a wasteful number, since it uses less digits than its factorization.

63504742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12543.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 63504742 is about 7968.9862592428. The cubic root of 63504742 is about 398.9655395351.

It can be divided in two parts, 63504 and 742, that added together give a palindrome (64246).

The spelling of 63504742 in words is "sixty-three million, five hundred four thousand, seven hundred forty-two".