52994042 has 4 divisors (see below), whose sum is σ = 79491066. Its totient is φ = 26497020.

The previous prime is 52994041. The next prime is 52994063. The reversal of 52994042 is 24049925.

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., 52983841 + 10201 = 7279^2 + 101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52993993 and 52994011.

It is not an unprimeable number, because it can be changed into a prime (52994041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13248509 + ... + 13248512.

Almost surely, 2^52994042 is an apocalyptic number.

52994042 is a deficient number, since it is larger than the sum of its proper divisors (26497024).

52994042 is a wasteful number, since it uses less digits than its factorization.

52994042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26497023.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 52994042 is about 7279.7006806599. The cubic root of 52994042 is about 375.6144994541.

The spelling of 52994042 in words is "fifty-two million, nine hundred ninety-four thousand, forty-two".