45028790 has 8 divisors (see below), whose sum is σ = 81051840. Its totient is φ = 18011512.

The previous prime is 45028787. The next prime is 45028807. The reversal of 45028790 is 9782054.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45028790.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2251430 + ... + 2251449.

It is an arithmetic number, because the mean of its divisors is an integer number (10131480).

Almost surely, 2^45028790 is an apocalyptic number.

45028790 is a deficient number, since it is larger than the sum of its proper divisors (36023050).

45028790 is a wasteful number, since it uses less digits than its factorization.

45028790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4502886.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 45028790 is about 6710.3494692900. The cubic root of 45028790 is about 355.7651683213.

The spelling of 45028790 in words is "forty-five million, twenty-eight thousand, seven hundred ninety".