52255442 has 4 divisors (see below), whose sum is σ = 78383166. Its totient is φ = 26127720.

The previous prime is 52255397. The next prime is 52255447. The reversal of 52255442 is 24455225.

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

It can be written as a sum of positive squares in only one way, i.e., 49126081 + 3129361 = 7009^2 + 1769^2 .

It is not an unprimeable number, because it can be changed into a prime (52255447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13063859 + ... + 13063862.

Almost surely, 2^52255442 is an apocalyptic number.

52255442 is a deficient number, since it is larger than the sum of its proper divisors (26127724).

52255442 is a wasteful number, since it uses less digits than its factorization.

52255442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26127723.

The product of its digits is 16000, while the sum is 29.

The square root of 52255442 is about 7228.7925686106. The cubic root of 52255442 is about 373.8612971897.

The spelling of 52255442 in words is "fifty-two million, two hundred fifty-five thousand, four hundred forty-two".