45331022 has 32 divisors (see below), whose sum is σ = 78257664. Its totient is φ = 19492000.

The previous prime is 45331009. The next prime is 45331037. The reversal of 45331022 is 22013354.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45330985 and 45331003.

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, 50663 + ... + 51549.

It is an arithmetic number, because the mean of its divisors is an integer number (2445552).

Almost surely, 2^45331022 is an apocalyptic number.

45331022 is a deficient number, since it is larger than the sum of its proper divisors (32926642).

45331022 is a wasteful number, since it uses less digits than its factorization.

45331022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 45331022 is about 6732.8316479769. The cubic root of 45331022 is about 356.5593561154.

Adding to 45331022 its reverse (22013354), we get a palindrome (67344376).

It can be divided in two parts, 4533 and 1022, that added together give a palindrome (5555).

The spelling of 45331022 in words is "forty-five million, three hundred thirty-one thousand, twenty-two".