63854974 has 4 divisors (see below), whose sum is σ = 95782464. Its totient is φ = 31927486.

The previous prime is 63854963. The next prime is 63854977. The reversal of 63854974 is 47945836.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63854977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15963742 + ... + 15963745.

It is an arithmetic number, because the mean of its divisors is an integer number (23945616).

Almost surely, 2^63854974 is an apocalyptic number.

63854974 is a deficient number, since it is larger than the sum of its proper divisors (31927490).

63854974 is a wasteful number, since it uses less digits than its factorization.

63854974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31927489.

The product of its digits is 725760, while the sum is 46.

The square root of 63854974 is about 7990.9307342762. The cubic root of 63854974 is about 399.6976339946.

The spelling of 63854974 in words is "sixty-three million, eight hundred fifty-four thousand, nine hundred seventy-four".