45722031 has 8 divisors (see below), whose sum is σ = 61057584. Its totient is φ = 30433920.

The previous prime is 45722021. The next prime is 45722051. The reversal of 45722031 is 13022754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45722031 - 2¹⁷ = 45590959 is a prime.

It is a super-2 number, since 2×45722031² = 4181008237529922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45721992 and 45722010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45722021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9546 + ... + 13511.

It is an arithmetic number, because the mean of its divisors is an integer number (7632198).

Almost surely, 2^45722031 is an apocalyptic number.

45722031 is a deficient number, since it is larger than the sum of its proper divisors (15335553).

45722031 is a wasteful number, since it uses less digits than its factorization.

45722031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23721.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 45722031 is about 6761.8067851721. The cubic root of 45722031 is about 357.5816065516.

Adding to 45722031 its reverse (13022754), we get a palindrome (58744785).

The spelling of 45722031 in words is "forty-five million, seven hundred twenty-two thousand, thirty-one".