45051238 has 8 divisors (see below), whose sum is σ = 68391288. Its totient is φ = 22254144.

The previous prime is 45051221. The next prime is 45051263. The reversal of 45051238 is 83215054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45051238² = 4059228090665288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135531 + ... + 135862.

It is an arithmetic number, because the mean of its divisors is an integer number (8548911).

Almost surely, 2^45051238 is an apocalyptic number.

45051238 is a deficient number, since it is larger than the sum of its proper divisors (23340050).

45051238 is a wasteful number, since it uses less digits than its factorization.

45051238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271478.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 45051238 is about 6712.0219010370. The cubic root of 45051238 is about 355.8242778359.

The spelling of 45051238 in words is "forty-five million, fifty-one thousand, two hundred thirty-eight".