45442692 has 36 divisors (see below), whose sum is σ = 115105536. Its totient is φ = 15116400.

The previous prime is 45442679. The next prime is 45442693. The reversal of 45442692 is 29624454.

45442692 is a `hidden beast` number, since 4 + 544 + 26 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (45442693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22317 + ... + 24267.

It is an arithmetic number, because the mean of its divisors is an integer number (3197376).

Almost surely, 2^45442692 is an apocalyptic number.

It is an amenable number.

45442692 is an abundant number, since it is smaller than the sum of its proper divisors (69662844).

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

45442692 is a wasteful number, since it uses less digits than its factorization.

45442692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608 (or 2603 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 45442692 is about 6741.1194915978. The cubic root of 45442692 is about 356.8519028873.

The spelling of 45442692 in words is "forty-five million, four hundred forty-two thousand, six hundred ninety-two".