52989737 has 2 divisors, whose sum is σ = 52989738. Its totient is φ = 52989736.

The previous prime is 52989721. The next prime is 52989743. The reversal of 52989737 is 73798925.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41011216 + 11978521 = 6404^2 + 3461^2 .

It is a cyclic number.

It is not a de Polignac number, because 52989737 - 2⁴ = 52989721 is a prime.

It is not a weakly prime, because it can be changed into another prime (52989707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26494868 + 26494869.

It is an arithmetic number, because the mean of its divisors is an integer number (26494869).

Almost surely, 2^52989737 is an apocalyptic number.

It is an amenable number.

52989737 is a deficient number, since it is larger than the sum of its proper divisors (1).

52989737 is an equidigital number, since it uses as much as digits as its factorization.

52989737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 50.

The square root of 52989737 is about 7279.4049894205. The cubic root of 52989737 is about 375.6043280955.

The spelling of 52989737 in words is "fifty-two million, nine hundred eighty-nine thousand, seven hundred thirty-seven".