45801522 has 24 divisors (see below), whose sum is σ = 106870764. Its totient is φ = 14092704.

The previous prime is 45801517. The next prime is 45801589. The reversal of 45801522 is 22510854.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33628401 + 12173121 = 5799^2 + 3489^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97633 + ... + 98100.

Almost surely, 2^45801522 is an apocalyptic number.

45801522 is an abundant number, since it is smaller than the sum of its proper divisors (61069242).

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

45801522 is a wasteful number, since it uses less digits than its factorization.

45801522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195754 (or 195751 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 45801522 is about 6767.6821733885. The cubic root of 45801522 is about 357.7887135857.

The spelling of 45801522 in words is "forty-five million, eight hundred one thousand, five hundred twenty-two".