45522312 has 32 divisors (see below), whose sum is σ = 124152480. Its totient is φ = 13794560.

The previous prime is 45522299. The next prime is 45522317. The reversal of 45522312 is 21322554.

45522312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (45522317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85953 + ... + 86480.

It is an arithmetic number, because the mean of its divisors is an integer number (3879765).

Almost surely, 2^45522312 is an apocalyptic number.

It is an amenable number.

45522312 is an abundant number, since it is smaller than the sum of its proper divisors (78630168).

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

45522312 is a wasteful number, since it uses less digits than its factorization.

45522312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172453 (or 172449 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 45522312 is about 6747.0224543868. The cubic root of 45522312 is about 357.0601943239.

Adding to 45522312 its reverse (21322554), we get a palindrome (66844866).

The spelling of 45522312 in words is "forty-five million, five hundred twenty-two thousand, three hundred twelve".