45378574 has 16 divisors (see below), whose sum is σ = 71786880. Its totient is φ = 21454200.

The previous prime is 45378527. The next prime is 45378577. The reversal of 45378574 is 47587354.

It is a self number, because there is not a number n which added to its sum of digits gives 45378574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45378577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30549 + ... + 31999.

It is an arithmetic number, because the mean of its divisors is an integer number (4486680).

Almost surely, 2^45378574 is an apocalyptic number.

45378574 is a deficient number, since it is larger than the sum of its proper divisors (26408306).

45378574 is a wasteful number, since it uses less digits than its factorization.

45378574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295.

The product of its digits is 470400, while the sum is 43.

The square root of 45378574 is about 6736.3620745919. The cubic root of 45378574 is about 356.6839888327.

The spelling of 45378574 in words is "forty-five million, three hundred seventy-eight thousand, five hundred seventy-four".