45222371 has 4 divisors (see below), whose sum is σ = 45268200. Its totient is φ = 45176544.

The previous prime is 45222361. The next prime is 45222377. The reversal of 45222371 is 17322254.

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 45222371 - 2¹⁰ = 45221347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45222371.

It is not an unprimeable number, because it can be changed into a prime (45222377) 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, 21401 + ... + 23418.

It is an arithmetic number, because the mean of its divisors is an integer number (11317050).

Almost surely, 2^45222371 is an apocalyptic number.

45222371 is a deficient number, since it is larger than the sum of its proper divisors (45829).

45222371 is a wasteful number, since it uses less digits than its factorization.

45222371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45828.

The product of its digits is 3360, while the sum is 26.

The square root of 45222371 is about 6724.7580625625. The cubic root of 45222371 is about 356.2742568484.

The spelling of 45222371 in words is "forty-five million, two hundred twenty-two thousand, three hundred seventy-one".