22742467 has 8 divisors (see below), whose sum is σ = 25665840. Its totient is φ = 19961760.

The previous prime is 22742453. The next prime is 22742471. The reversal of 22742467 is 76424722.

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

It is a cyclic number.

It is not a de Polignac number, because 22742467 - 2⁷ = 22742339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22740467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35328 + ... + 35965.

It is an arithmetic number, because the mean of its divisors is an integer number (3208230).

Almost surely, 2^22742467 is an apocalyptic number.

22742467 is a deficient number, since it is larger than the sum of its proper divisors (2923373).

22742467 is a wasteful number, since it uses less digits than its factorization.

22742467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71333.

The product of its digits is 37632, while the sum is 34.

The square root of 22742467 is about 4768.9062687371. The cubic root of 22742467 is about 283.3212773032.

The spelling of 22742467 in words is "twenty-two million, seven hundred forty-two thousand, four hundred sixty-seven".