45287548 has 12 divisors (see below), whose sum is σ = 79556400. Its totient is φ = 22557152.

The previous prime is 45287533. The next prime is 45287549. The reversal of 45287548 is 84578254.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45287549) 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, 20473 + ... + 22576.

It is an arithmetic number, because the mean of its divisors is an integer number (6629700).

Almost surely, 2^45287548 is an apocalyptic number.

It is an amenable number.

45287548 is a deficient number, since it is larger than the sum of its proper divisors (34268852).

45287548 is a wasteful number, since it uses less digits than its factorization.

45287548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43316 (or 43314 counting only the distinct ones).

The product of its digits is 358400, while the sum is 43.

The square root of 45287548 is about 6729.6023656677. The cubic root of 45287548 is about 356.4453354532.

The spelling of 45287548 in words is "forty-five million, two hundred eighty-seven thousand, five hundred forty-eight".