45139674 has 8 divisors (see below), whose sum is σ = 90279360. Its totient is φ = 15046556.

The previous prime is 45139663. The next prime is 45139681. The reversal of 45139674 is 47693154.

45139674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

45139674 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 3761634 + ... + 3761645.

It is an arithmetic number, because the mean of its divisors is an integer number (11284920).

Almost surely, 2^45139674 is an apocalyptic number.

45139674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45139674 is a wasteful number, since it uses less digits than its factorization.

45139674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7523284.

The product of its digits is 90720, while the sum is 39.

The square root of 45139674 is about 6718.6065519570. The cubic root of 45139674 is about 356.0569544445.

The spelling of 45139674 in words is "forty-five million, one hundred thirty-nine thousand, six hundred seventy-four".