45730028 has 6 divisors (see below), whose sum is σ = 80027556. Its totient is φ = 22865012.

The previous prime is 45730007. The next prime is 45730057. The reversal of 45730028 is 82003754.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5716250 + ... + 5716257.

It is an arithmetic number, because the mean of its divisors is an integer number (13337926).

Almost surely, 2^45730028 is an apocalyptic number.

It is an amenable number.

45730028 is a deficient number, since it is larger than the sum of its proper divisors (34297528).

45730028 is a wasteful number, since it uses less digits than its factorization.

45730028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11432511 (or 11432509 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 45730028 is about 6762.3980953505. The cubic root of 45730028 is about 357.6024529091.

The spelling of 45730028 in words is "forty-five million, seven hundred thirty thousand, twenty-eight".