45428455 has 8 divisors (see below), whose sum is σ = 55024272. Its totient is φ = 36002688.

The previous prime is 45428447. The next prime is 45428477. The reversal of 45428455 is 55482454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45428455 - 2³ = 45428447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41922 + ... + 42991.

It is an arithmetic number, because the mean of its divisors is an integer number (6878034).

Almost surely, 2^45428455 is an apocalyptic number.

45428455 is a deficient number, since it is larger than the sum of its proper divisors (9595817).

45428455 is a wasteful number, since it uses less digits than its factorization.

45428455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85025.

The product of its digits is 128000, while the sum is 37.

The square root of 45428455 is about 6740.0634270013. The cubic root of 45428455 is about 356.8146322726.

The spelling of 45428455 in words is "forty-five million, four hundred twenty-eight thousand, four hundred fifty-five".