52942442 has 24 divisors (see below), whose sum is σ = 94131396. Its totient is φ = 22259328.

The previous prime is 52942399. The next prime is 52942453. The reversal of 52942442 is 24424925.

It can be written as a sum of positive squares in 2 ways, for example, as 50282281 + 2660161 = 7091^2 + 1631^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52942399 and 52942408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98 + ... + 10290.

Almost surely, 2^52942442 is an apocalyptic number.

52942442 is a deficient number, since it is larger than the sum of its proper divisors (41188954).

52942442 is a wasteful number, since it uses less digits than its factorization.

52942442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10262 (or 10255 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 52942442 is about 7276.1557157609. The cubic root of 52942442 is about 375.4925486242.

The spelling of 52942442 in words is "fifty-two million, nine hundred forty-two thousand, four hundred forty-two".