52500761 has 2 divisors, whose sum is σ = 52500762. Its totient is φ = 52500760.

The previous prime is 52500719. The next prime is 52500779. The reversal of 52500761 is 16700525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51768025 + 732736 = 7195^2 + 856^2 .

It is a cyclic number.

It is not a de Polignac number, because 52500761 - 2¹⁸ = 52238617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52500761.

It is not a weakly prime, because it can be changed into another prime (52500961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26250380 + 26250381.

It is an arithmetic number, because the mean of its divisors is an integer number (26250381).

Almost surely, 2^52500761 is an apocalyptic number.

It is an amenable number.

52500761 is a deficient number, since it is larger than the sum of its proper divisors (1).

52500761 is an equidigital number, since it uses as much as digits as its factorization.

52500761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 52500761 is about 7245.7408868935. The cubic root of 52500761 is about 374.4454285687.

The spelling of 52500761 in words is "fifty-two million, five hundred thousand, seven hundred sixty-one".