52621126 has 4 divisors (see below), whose sum is σ = 78931692. Its totient is φ = 26310562.

The previous prime is 52621111. The next prime is 52621133. The reversal of 52621126 is 62112625.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52621126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13155280 + ... + 13155283.

It is an arithmetic number, because the mean of its divisors is an integer number (19732923).

Almost surely, 2^52621126 is an apocalyptic number.

52621126 is a deficient number, since it is larger than the sum of its proper divisors (26310566).

52621126 is a wasteful number, since it uses less digits than its factorization.

52621126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26310565.

The product of its digits is 1440, while the sum is 25.

The square root of 52621126 is about 7254.0420456460. The cubic root of 52621126 is about 374.7313655333.

The spelling of 52621126 in words is "fifty-two million, six hundred twenty-one thousand, one hundred twenty-six".