45022199 has 4 divisors (see below), whose sum is σ = 46474560. Its totient is φ = 43569840.

The previous prime is 45022177. The next prime is 45022207. The reversal of 45022199 is 99122054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45022199 - 2¹⁶ = 44956663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45022169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726134 + ... + 726195.

It is an arithmetic number, because the mean of its divisors is an integer number (11618640).

Almost surely, 2^45022199 is an apocalyptic number.

45022199 is a deficient number, since it is larger than the sum of its proper divisors (1452361).

45022199 is a wasteful number, since it uses less digits than its factorization.

45022199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452360.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 45022199 is about 6709.8583442574. The cubic root of 45022199 is about 355.7478093336.

The spelling of 45022199 in words is "forty-five million, twenty-two thousand, one hundred ninety-nine".