45452292 has 12 divisors (see below), whose sum is σ = 106055376. Its totient is φ = 15150760.

The previous prime is 45452291. The next prime is 45452299. The reversal of 45452292 is 29225454.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (45452291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1893834 + ... + 1893857.

It is an arithmetic number, because the mean of its divisors is an integer number (8837948).

Almost surely, 2^45452292 is an apocalyptic number.

It is an amenable number.

45452292 is an abundant number, since it is smaller than the sum of its proper divisors (60603084).

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

45452292 is a wasteful number, since it uses less digits than its factorization.

45452292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3787698 (or 3787696 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 45452292 is about 6741.8315018992. The cubic root of 45452292 is about 356.8770300450.

The spelling of 45452292 in words is "forty-five million, four hundred fifty-two thousand, two hundred ninety-two".