45871092 has 72 divisors (see below), whose sum is σ = 123032000. Its totient is φ = 14370048.

The previous prime is 45871079. The next prime is 45871093. The reversal of 45871092 is 29017854.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45871093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135948 + ... + 136284.

Almost surely, 2^45871092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45871092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61516000).

45871092 is an abundant number, since it is smaller than the sum of its proper divisors (77160908).

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

45871092 is a wasteful number, since it uses less digits than its factorization.

45871092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565 (or 560 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 45871092 is about 6772.8200921034. The cubic root of 45871092 is about 357.9697757533.

The spelling of 45871092 in words is "forty-five million, eight hundred seventy-one thousand, ninety-two".