63156842 has 16 divisors (see below), whose sum is σ = 108375360. Its totient is φ = 27040608.

The previous prime is 63156823. The next prime is 63156859. The reversal of 63156842 is 24865136.

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, 20678 + ... + 23534.

It is an arithmetic number, because the mean of its divisors is an integer number (6773460).

Almost surely, 2^63156842 is an apocalyptic number.

63156842 is a deficient number, since it is larger than the sum of its proper divisors (45218518).

63156842 is a wasteful number, since it uses less digits than its factorization.

63156842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4445.

The product of its digits is 34560, while the sum is 35.

The square root of 63156842 is about 7947.1279088737. The cubic root of 63156842 is about 398.2356499479.

The spelling of 63156842 in words is "sixty-three million, one hundred fifty-six thousand, eight hundred forty-two".