52261629 has 16 divisors (see below), whose sum is σ = 82206720. Its totient is φ = 28900080.

The previous prime is 52261613. The next prime is 52261661. The reversal of 52261629 is 92616225.

It is not a de Polignac number, because 52261629 - 2⁴ = 52261613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52261629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52261679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39489 + ... + 40790.

It is an arithmetic number, because the mean of its divisors is an integer number (5137920).

Almost surely, 2^52261629 is an apocalyptic number.

It is an amenable number.

52261629 is a deficient number, since it is larger than the sum of its proper divisors (29945091).

52261629 is a wasteful number, since it uses less digits than its factorization.

52261629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80320.

The product of its digits is 12960, while the sum is 33.

The square root of 52261629 is about 7229.2204973980. The cubic root of 52261629 is about 373.8760515609.

The spelling of 52261629 in words is "fifty-two million, two hundred sixty-one thousand, six hundred twenty-nine".