49564037 has 2 divisors, whose sum is σ = 49564038. Its totient is φ = 49564036.

The previous prime is 49564019. The next prime is 49564051. The reversal of 49564037 is 73046594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48427681 + 1136356 = 6959^2 + 1066^2 .

It is a cyclic number.

It is not a de Polignac number, because 49564037 - 2⁶ = 49563973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49564087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24782018 + 24782019.

It is an arithmetic number, because the mean of its divisors is an integer number (24782019).

Almost surely, 2^49564037 is an apocalyptic number.

It is an amenable number.

49564037 is a deficient number, since it is larger than the sum of its proper divisors (1).

49564037 is an equidigital number, since it uses as much as digits as its factorization.

49564037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 49564037 is about 7040.1730802588. The cubic root of 49564037 is about 367.3292884148.

The spelling of 49564037 in words is "forty-nine million, five hundred sixty-four thousand, thirty-seven".