52525770 has 32 divisors (see below), whose sum is σ = 137522880. Its totient is φ = 12733440.

The previous prime is 52525727. The next prime is 52525771. The reversal of 52525770 is 7752525.

52525770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (52525771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79255 + ... + 79914.

It is an arithmetic number, because the mean of its divisors is an integer number (4297590).

Almost surely, 2^52525770 is an apocalyptic number.

52525770 is an abundant number, since it is smaller than the sum of its proper divisors (84997110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52525770 is a wasteful number, since it uses less digits than its factorization.

52525770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159190.

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 52525770 is about 7247.4664538720. The cubic root of 52525770 is about 374.5048754477.

The spelling of 52525770 in words is "fifty-two million, five hundred twenty-five thousand, seven hundred seventy".