42366250 has 20 divisors (see below), whose sum is σ = 79413642. Its totient is φ = 16946000.

The previous prime is 42366211. The next prime is 42366263. The reversal of 42366250 is 5266324.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 2461761 + 39904489 = 1569^2 + 6317^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15697 + ... + 18196.

Almost surely, 2^42366250 is an apocalyptic number.

42366250 is a deficient number, since it is larger than the sum of its proper divisors (37047392).

42366250 is an equidigital number, since it uses as much as digits as its factorization.

42366250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33915 (or 33900 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 42366250 is about 6508.9361649966. The cubic root of 42366250 is about 348.6101343455.

The spelling of 42366250 in words is "forty-two million, three hundred sixty-six thousand, two hundred fifty".