22742462 has 4 divisors (see below), whose sum is σ = 34113696. Its totient is φ = 11371230.

The previous prime is 22742453. The next prime is 22742471. The reversal of 22742462 is 26424722.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (22742453) and next prime (22742471).

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, 5685614 + ... + 5685617.

It is an arithmetic number, because the mean of its divisors is an integer number (8528424).

Almost surely, 2^22742462 is an apocalyptic number.

22742462 is a deficient number, since it is larger than the sum of its proper divisors (11371234).

22742462 is a wasteful number, since it uses less digits than its factorization.

22742462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11371233.

The product of its digits is 10752, while the sum is 29.

The square root of 22742462 is about 4768.9057445079. The cubic root of 22742462 is about 283.3212565402.

The spelling of 22742462 in words is "twenty-two million, seven hundred forty-two thousand, four hundred sixty-two".