52261505 has 16 divisors (see below), whose sum is σ = 65109504. Its totient is φ = 40227840.

The previous prime is 52261493. The next prime is 52261507. The reversal of 52261505 is 50516225.

It is not a de Polignac number, because 52261505 - 2²⁴ = 35484289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52261507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29042 + ... + 30788.

It is an arithmetic number, because the mean of its divisors is an integer number (4069344).

Almost surely, 2^52261505 is an apocalyptic number.

It is an amenable number.

52261505 is a deficient number, since it is larger than the sum of its proper divisors (12847999).

52261505 is a wasteful number, since it uses less digits than its factorization.

52261505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 52261505 is about 7229.2119210879. The cubic root of 52261505 is about 373.8757558648.

The spelling of 52261505 in words is "fifty-two million, two hundred sixty-one thousand, five hundred five".