63164042 has 4 divisors (see below), whose sum is σ = 94746066. Its totient is φ = 31582020.

The previous prime is 63164041. The next prime is 63164047. The reversal of 63164042 is 24046136.

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

It can be written as a sum of positive squares in only one way, i.e., 34445161 + 28718881 = 5869^2 + 5359^2 .

It is not an unprimeable number, because it can be changed into a prime (63164041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15791009 + ... + 15791012.

Almost surely, 2^63164042 is an apocalyptic number.

63164042 is a deficient number, since it is larger than the sum of its proper divisors (31582024).

63164042 is a wasteful number, since it uses less digits than its factorization.

63164042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31582023.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 63164042 is about 7947.5808898054. The cubic root of 63164042 is about 398.2507825798.

The spelling of 63164042 in words is "sixty-three million, one hundred sixty-four thousand, forty-two".