22724337 has 8 divisors (see below), whose sum is σ = 30492736. Its totient is φ = 15052752.

The previous prime is 22724329. The next prime is 22724347. The reversal of 22724337 is 73342722.

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

It is not a de Polignac number, because 22724337 - 2³ = 22724329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22724347) 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, 23653 + ... + 24594.

It is an arithmetic number, because the mean of its divisors is an integer number (3811592).

Almost surely, 2^22724337 is an apocalyptic number.

It is an amenable number.

22724337 is a deficient number, since it is larger than the sum of its proper divisors (7768399).

22724337 is a wasteful number, since it uses less digits than its factorization.

22724337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48407.

The product of its digits is 14112, while the sum is 30.

The square root of 22724337 is about 4767.0050346103. The cubic root of 22724337 is about 283.2459706048.

The spelling of 22724337 in words is "twenty-two million, seven hundred twenty-four thousand, three hundred thirty-seven".