45243516 has 48 divisors (see below), whose sum is σ = 109057536. Its totient is φ = 14590464.

The previous prime is 45243491. The next prime is 45243521. The reversal of 45243516 is 61534254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54295 + ... + 55121.

It is an arithmetic number, because the mean of its divisors is an integer number (2272032).

Almost surely, 2^45243516 is an apocalyptic number.

It is an amenable number.

45243516 is an abundant number, since it is smaller than the sum of its proper divisors (63814020).

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

45243516 is a wasteful number, since it uses less digits than its factorization.

45243516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978 (or 976 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 45243516 is about 6726.3300543461. The cubic root of 45243516 is about 356.3297769014.

The spelling of 45243516 in words is "forty-five million, two hundred forty-three thousand, five hundred sixteen".