22361254 has 4 divisors (see below), whose sum is σ = 33541884. Its totient is φ = 11180626.

The previous prime is 22361219. The next prime is 22361263. The reversal of 22361254 is 45216322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45216322 = 2 ⋅22608161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5590312 + ... + 5590315.

It is an arithmetic number, because the mean of its divisors is an integer number (8385471).

Almost surely, 2^22361254 is an apocalyptic number.

22361254 is a deficient number, since it is larger than the sum of its proper divisors (11180630).

22361254 is a wasteful number, since it uses less digits than its factorization.

22361254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11180629.

The product of its digits is 2880, while the sum is 25.

The square root of 22361254 is about 4728.7687615277. The cubic root of 22361254 is about 281.7293229580.

Adding to 22361254 its reverse (45216322), we get a palindrome (67577576).

The spelling of 22361254 in words is "twenty-two million, three hundred sixty-one thousand, two hundred fifty-four".