45528742 has 24 divisors (see below), whose sum is σ = 79716096. Its totient is φ = 19445328.

The previous prime is 45528733. The next prime is 45528767. The reversal of 45528742 is 24782554.

It is a happy number.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 36928 + ... + 38140.

It is an arithmetic number, because the mean of its divisors is an integer number (3321504).

Almost surely, 2^45528742 is an apocalyptic number.

45528742 is a deficient number, since it is larger than the sum of its proper divisors (34187354).

45528742 is a wasteful number, since it uses less digits than its factorization.

45528742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612 (or 1605 counting only the distinct ones).

The product of its digits is 89600, while the sum is 37.

The square root of 45528742 is about 6747.4989440533. The cubic root of 45528742 is about 357.0770050471.

The spelling of 45528742 in words is "forty-five million, five hundred twenty-eight thousand, seven hundred forty-two".