4545872 has 10 divisors (see below), whose sum is σ = 8807658. Its totient is φ = 2272928.

The previous prime is 4545869. The next prime is 4545889. The reversal of 4545872 is 2785454.

It can be written as a sum of positive squares in only one way, i.e., 2483776 + 2062096 = 1576^2 + 1436^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142043 + ... + 142074.

Almost surely, 2^4545872 is an apocalyptic number.

It is an amenable number.

4545872 is a deficient number, since it is larger than the sum of its proper divisors (4261786).

4545872 is a wasteful number, since it uses less digits than its factorization.

4545872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284125 (or 284119 counting only the distinct ones).

The product of its digits is 44800, while the sum is 35.

The square root of 4545872 is about 2132.1050630773. The cubic root of 4545872 is about 165.6554521911.

The spelling of 4545872 in words is "four million, five hundred forty-five thousand, eight hundred seventy-two".