22372898 has 4 divisors (see below), whose sum is σ = 33559350. Its totient is φ = 11186448.

The previous prime is 22372897. The next prime is 22372907. The reversal of 22372898 is 89827322.

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

It can be written as a sum of positive squares in only one way, i.e., 21464689 + 908209 = 4633^2 + 953^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22372897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5593223 + ... + 5593226.

Almost surely, 2^22372898 is an apocalyptic number.

22372898 is a deficient number, since it is larger than the sum of its proper divisors (11186452).

22372898 is a wasteful number, since it uses less digits than its factorization.

22372898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11186451.

The product of its digits is 96768, while the sum is 41.

The square root of 22372898 is about 4729.9997885835. Note that the first 3 decimals coincide. The cubic root of 22372898 is about 281.7782153711.

The spelling of 22372898 in words is "twenty-two million, three hundred seventy-two thousand, eight hundred ninety-eight".