45522520 has 32 divisors (see below), whose sum is σ = 106881120. Its totient is φ = 17416960.

The previous prime is 45522517. The next prime is 45522523. The reversal of 45522520 is 2522554.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45522517) and next prime (45522523).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45522523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23821 + ... + 25660.

It is an arithmetic number, because the mean of its divisors is an integer number (3340035).

Almost surely, 2^45522520 is an apocalyptic number.

45522520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45522520 is an abundant number, since it is smaller than the sum of its proper divisors (61358600).

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

45522520 is a wasteful number, since it uses less digits than its factorization.

45522520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49515 (or 49511 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 45522520 is about 6747.0378685761. The cubic root of 45522520 is about 357.0607381481.

The spelling of 45522520 in words is "forty-five million, five hundred twenty-two thousand, five hundred twenty".