52621794 has 12 divisors (see below), whose sum is σ = 114013926. Its totient is φ = 17540592.

The previous prime is 52621781. The next prime is 52621799. The reversal of 52621794 is 49712625.

52621794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 52490025 + 131769 = 7245^2 + 363^2 .

It is not an unprimeable number, because it can be changed into a prime (52621799) 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 5 ways as a sum of consecutive naturals, for example, 1461699 + ... + 1461734.

Almost surely, 2^52621794 is an apocalyptic number.

52621794 is an abundant number, since it is smaller than the sum of its proper divisors (61392132).

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

52621794 is a wasteful number, since it uses less digits than its factorization.

52621794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923441 (or 2923438 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 52621794 is about 7254.0880887952. The cubic root of 52621794 is about 374.7329512050.

It can be divided in two parts, 5262 and 1794, that added together give a square (7056 = 84²).

The spelling of 52621794 in words is "fifty-two million, six hundred twenty-one thousand, seven hundred ninety-four".