45214456 has 24 divisors (see below), whose sum is σ = 98619120. Its totient is φ = 19377456.

The previous prime is 45214439. The next prime is 45214469. The reversal of 45214456 is 65441254.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57280 + ... + 58063.

It is an arithmetic number, because the mean of its divisors is an integer number (4109130).

Almost surely, 2^45214456 is an apocalyptic number.

It is an amenable number.

45214456 is an abundant number, since it is smaller than the sum of its proper divisors (53404664).

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

45214456 is a wasteful number, since it uses less digits than its factorization.

45214456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115363 (or 115352 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 45214456 is about 6724.1695398019. The cubic root of 45214456 is about 356.2534701211.

The spelling of 45214456 in words is "forty-five million, two hundred fourteen thousand, four hundred fifty-six".