52049938 has 4 divisors (see below), whose sum is σ = 78074910. Its totient is φ = 26024968.

The previous prime is 52049929. The next prime is 52049939. The reversal of 52049938 is 83994025.

It is a happy number.

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., 44448889 + 7601049 = 6667^2 + 2757^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 52049938.

It is not an unprimeable number, because it can be changed into a prime (52049939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13012483 + ... + 13012486.

Almost surely, 2^52049938 is an apocalyptic number.

52049938 is a deficient number, since it is larger than the sum of its proper divisors (26024972).

52049938 is a wasteful number, since it uses less digits than its factorization.

52049938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26024971.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 52049938 is about 7214.5642973086. The cubic root of 52049938 is about 373.3705608781.

The spelling of 52049938 in words is "fifty-two million, forty-nine thousand, nine hundred thirty-eight".