45604222 has 4 divisors (see below), whose sum is σ = 68406336. Its totient is φ = 22802110.

The previous prime is 45604219. The next prime is 45604231. The reversal of 45604222 is 22240654.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22240654 = 2 ⋅11120327.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11401054 + ... + 11401057.

It is an arithmetic number, because the mean of its divisors is an integer number (17101584).

Almost surely, 2^45604222 is an apocalyptic number.

45604222 is a deficient number, since it is larger than the sum of its proper divisors (22802114).

45604222 is a wasteful number, since it uses less digits than its factorization.

45604222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22802113.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 45604222 is about 6753.0898113382. The cubic root of 45604222 is about 357.2742232629.

Adding to 45604222 its reverse (22240654), we get a palindrome (67844876).

The spelling of 45604222 in words is "forty-five million, six hundred four thousand, two hundred twenty-two".