45522315 has 24 divisors (see below), whose sum is σ = 81628560. Its totient is φ = 23440704.

The previous prime is 45522299. The next prime is 45522317. The reversal of 45522315 is 51322554.

It is a happy number.

It is not a de Polignac number, because 45522315 - 2⁴ = 45522299 is a prime.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16137 + ... + 18746.

It is an arithmetic number, because the mean of its divisors is an integer number (3401190).

Almost surely, 2^45522315 is an apocalyptic number.

45522315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45522315 is a deficient number, since it is larger than the sum of its proper divisors (36106245).

45522315 is a wasteful number, since it uses less digits than its factorization.

45522315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34923 (or 34920 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 45522315 is about 6747.0226767071. The cubic root of 45522315 is about 357.0602021675.

Adding to 45522315 its reverse (51322554), we get a palindrome (96844869).

The spelling of 45522315 in words is "forty-five million, five hundred twenty-two thousand, three hundred fifteen".