45744522 has 8 divisors (see below), whose sum is σ = 91489056. Its totient is φ = 15248172.

The previous prime is 45744509. The next prime is 45744527. The reversal of 45744522 is 22544754.

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

45744522 is an admirable number.

It is a super-2 number, since 2×45744522² = 4185122586016968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45744527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3812038 + ... + 3812049.

It is an arithmetic number, because the mean of its divisors is an integer number (11436132).

Almost surely, 2^45744522 is an apocalyptic number.

45744522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45744522 is a wasteful number, since it uses less digits than its factorization.

45744522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7624092.

The product of its digits is 44800, while the sum is 33.

The square root of 45744522 is about 6763.4696716996. The cubic root of 45744522 is about 357.6402292724.

The spelling of 45744522 in words is "forty-five million, seven hundred forty-four thousand, five hundred twenty-two".