45578274 has 16 divisors (see below), whose sum is σ = 104179008. Its totient is φ = 13022352.

The previous prime is 45578261. The next prime is 45578303. The reversal of 45578274 is 47287554.

45578274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1085197 = 45578274 / (4 + 5 + 5 + 7 + 8 + 2 + 7 + 4).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542557 + ... + 542640.

It is an arithmetic number, because the mean of its divisors is an integer number (6511188).

Almost surely, 2^45578274 is an apocalyptic number.

45578274 is an abundant number, since it is smaller than the sum of its proper divisors (58600734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45578274 is a wasteful number, since it uses less digits than its factorization.

45578274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085209.

The product of its digits is 313600, while the sum is 42.

The square root of 45578274 is about 6751.1683433314. The cubic root of 45578274 is about 357.2064494914.

The spelling of 45578274 in words is "forty-five million, five hundred seventy-eight thousand, two hundred seventy-four".