45844722 has 144 divisors (see below), whose sum is σ = 130131456. Its totient is φ = 11404800.

The previous prime is 45844709. The next prime is 45844723. The reversal of 45844722 is 22744854.

45844722 is a `hidden beast` number, since 4 + 584 + 4 + 72 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (45844723) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 472578 + ... + 472674.

Almost surely, 2^45844722 is an apocalyptic number.

45844722 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45844722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65065728).

45844722 is an abundant number, since it is smaller than the sum of its proper divisors (84286734).

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

45844722 is a wasteful number, since it uses less digits than its factorization.

45844722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 151 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The square root of 45844722 is about 6770.8730603963. The cubic root of 45844722 is about 357.9011670208.

The spelling of 45844722 in words is "forty-five million, eight hundred forty-four thousand, seven hundred twenty-two".