45254222 has 16 divisors (see below), whose sum is σ = 73286640. Its totient is φ = 20834112.

The previous prime is 45254177. The next prime is 45254227. The reversal of 45254222 is 22245254.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 45254191 and 45254200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45254227) 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, 9554 + ... + 13482.

It is an arithmetic number, because the mean of its divisors is an integer number (4580415).

Almost surely, 2^45254222 is an apocalyptic number.

45254222 is a deficient number, since it is larger than the sum of its proper divisors (28032418).

45254222 is a wasteful number, since it uses less digits than its factorization.

45254222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4387.

The product of its digits is 6400, while the sum is 26.

The square root of 45254222 is about 6727.1258350056. The cubic root of 45254222 is about 356.3578808602.

Adding to 45254222 its reverse (22245254), we get a palindrome (67499476).

The spelling of 45254222 in words is "forty-five million, two hundred fifty-four thousand, two hundred twenty-two".