45320156 has 24 divisors (see below), whose sum is σ = 93767520. Its totient is φ = 18752832.

The previous prime is 45320137. The next prime is 45320161. The reversal of 45320156 is 65102354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27095 + ... + 28718.

It is an arithmetic number, because the mean of its divisors is an integer number (3906980).

Almost surely, 2^45320156 is an apocalyptic number.

It is an amenable number.

45320156 is an abundant number, since it is smaller than the sum of its proper divisors (48447364).

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

45320156 is a wasteful number, since it uses less digits than its factorization.

45320156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55853 (or 55851 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 45320156 is about 6732.0246583030. The cubic root of 45320156 is about 356.5308643424.

The spelling of 45320156 in words is "forty-five million, three hundred twenty thousand, one hundred fifty-six".