52925778 has 16 divisors (see below), whose sum is σ = 117612960. Its totient is φ = 17641908.

The previous prime is 52925771. The next prime is 52925801. The reversal of 52925778 is 87752925.

It is a happy number.

52925778 is a `hidden beast` number, since 529 + 2 + 57 + 78 = 666.

52925778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52925778² = 5602275953810568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52925771) 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 7 ways as a sum of consecutive naturals, for example, 490000 + ... + 490107.

It is an arithmetic number, because the mean of its divisors is an integer number (7350810).

Almost surely, 2^52925778 is an apocalyptic number.

52925778 is an abundant number, since it is smaller than the sum of its proper divisors (64687182).

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

52925778 is a wasteful number, since it uses less digits than its factorization.

52925778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980118 (or 980112 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The square root of 52925778 is about 7275.0105154563. The cubic root of 52925778 is about 375.4531481973.

The spelling of 52925778 in words is "fifty-two million, nine hundred twenty-five thousand, seven hundred seventy-eight".