45422226 has 12 divisors (see below), whose sum is σ = 98414862. Its totient is φ = 15140736.

The previous prime is 45422197. The next prime is 45422227. The reversal of 45422226 is 62222454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45360225 + 62001 = 6735^2 + 249^2 .

It is a super-2 number, since 2×45422226² = 4126357229590152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45422226.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45422227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1261711 + ... + 1261746.

Almost surely, 2^45422226 is an apocalyptic number.

45422226 is an abundant number, since it is smaller than the sum of its proper divisors (52992636).

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

45422226 is a wasteful number, since it uses less digits than its factorization.

45422226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523465 (or 2523462 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 45422226 is about 6739.6013235206. The cubic root of 45422226 is about 356.7983231118.

The spelling of 45422226 in words is "forty-five million, four hundred twenty-two thousand, two hundred twenty-six".