45494136 has 40 divisors (see below), whose sum is σ = 127427520. Its totient is φ = 15164496.

The previous prime is 45494117. The next prime is 45494171. The reversal of 45494136 is 63149454.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45494136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34456 + ... + 35751.

It is an arithmetic number, because the mean of its divisors is an integer number (3185688).

Almost surely, 2^45494136 is an apocalyptic number.

It is an amenable number.

45494136 is an abundant number, since it is smaller than the sum of its proper divisors (81933384).

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

45494136 is a wasteful number, since it uses less digits than its factorization.

45494136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70225 (or 70212 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 45494136 is about 6744.9340990109. The cubic root of 45494136 is about 356.9865117423.

The spelling of 45494136 in words is "forty-five million, four hundred ninety-four thousand, one hundred thirty-six".