45522274 has 16 divisors (see below), whose sum is σ = 79632000. Its totient is φ = 19509252.

The previous prime is 45522193. The next prime is 45522293. The reversal of 45522274 is 47222554.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32494 + ... + 33865.

It is an arithmetic number, because the mean of its divisors is an integer number (4977000).

Almost surely, 2^45522274 is an apocalyptic number.

45522274 is a deficient number, since it is larger than the sum of its proper divisors (34109726).

45522274 is an equidigital number, since it uses as much as digits as its factorization.

45522274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66382 (or 66368 counting only the distinct ones).

The product of its digits is 22400, while the sum is 31.

The square root of 45522274 is about 6747.0196383292. The cubic root of 45522274 is about 357.0600949712.

It can be divided in two parts, 45522 and 274, that added together give a square (45796 = 214²).

The spelling of 45522274 in words is "forty-five million, five hundred twenty-two thousand, two hundred seventy-four".