45222554 has 32 divisors (see below), whose sum is σ = 77898240. Its totient is φ = 19527552.

The previous prime is 45222539. The next prime is 45222559. The reversal of 45222554 is 45522254.

It is not an unprimeable number, because it can be changed into a prime (45222559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27302 + ... + 28910.

It is an arithmetic number, because the mean of its divisors is an integer number (2434320).

Almost surely, 2^45222554 is an apocalyptic number.

45222554 is a deficient number, since it is larger than the sum of its proper divisors (32675686).

45222554 is a wasteful number, since it uses less digits than its factorization.

45222554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694.

The product of its digits is 16000, while the sum is 29.

The square root of 45222554 is about 6724.7716689862. The cubic root of 45222554 is about 356.2747374225.

The spelling of 45222554 in words is "forty-five million, two hundred twenty-two thousand, five hundred fifty-four".