22372154 has 8 divisors (see below), whose sum is σ = 38352288. Its totient is φ = 9588060.

The previous prime is 22372127. The next prime is 22372159. The reversal of 22372154 is 45127322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22372159) 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, 798992 + ... + 799019.

It is an arithmetic number, because the mean of its divisors is an integer number (4794036).

Almost surely, 2^22372154 is an apocalyptic number.

22372154 is a deficient number, since it is larger than the sum of its proper divisors (15980134).

22372154 is a wasteful number, since it uses less digits than its factorization.

22372154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598020.

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

The square root of 22372154 is about 4729.9211409917. The cubic root of 22372154 is about 281.7750918699.

Adding to 22372154 its reverse (45127322), we get a palindrome (67499476).

The spelling of 22372154 in words is "twenty-two million, three hundred seventy-two thousand, one hundred fifty-four".