27942252 has 96 divisors (see below), whose sum is σ = 74360832. Its totient is φ = 8107776.

The previous prime is 27942251. The next prime is 27942269. The reversal of 27942252 is 25224972.

27942252 = 469² + 470² + ... + 571².

It is not an unprimeable number, because it can be changed into a prime (27942251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 271233 + ... + 271335.

It is an arithmetic number, because the mean of its divisors is an integer number (774592).

Almost surely, 2^27942252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27942252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37180416).

27942252 is an abundant number, since it is smaller than the sum of its proper divisors (46418580).

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

27942252 is a wasteful number, since it uses less digits than its factorization.

27942252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 205 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 27942252 is about 5286.0431326277. The cubic root of 27942252 is about 303.4499952447.

The spelling of 27942252 in words is "twenty-seven million, nine hundred forty-two thousand, two hundred fifty-two".