45272022 has 32 divisors (see below), whose sum is σ = 96028800. Its totient is φ = 14188608.

The previous prime is 45271973. The next prime is 45272033. The reversal of 45272022 is 22027254.

It is a junction number, because it is equal to n+sod(n) for n = 45271983 and 45272001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14418 + ... + 17274.

It is an arithmetic number, because the mean of its divisors is an integer number (3000900).

Almost surely, 2^45272022 is an apocalyptic number.

45272022 is an abundant number, since it is smaller than the sum of its proper divisors (50756778).

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

45272022 is a wasteful number, since it uses less digits than its factorization.

45272022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 45272022 is about 6728.4487067971. The cubic root of 45272022 is about 356.4045972292.

Adding to 45272022 its reverse (22027254), we get a palindrome (67299276).

The spelling of 45272022 in words is "forty-five million, two hundred seventy-two thousand, twenty-two".