22670537 has 8 divisors (see below), whose sum is σ = 24294816. Its totient is φ = 21078592.

The previous prime is 22670533. The next prime is 22670539. The reversal of 22670537 is 73507622.

It is a happy number.

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 22670537 - 2² = 22670533 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22670533) 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, 6623 + ... + 9444.

It is an arithmetic number, because the mean of its divisors is an integer number (3036852).

Almost surely, 2^22670537 is an apocalyptic number.

It is an amenable number.

22670537 is a deficient number, since it is larger than the sum of its proper divisors (1624279).

22670537 is a wasteful number, since it uses less digits than its factorization.

22670537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16167.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 22670537 is about 4761.3587346471. The cubic root of 22670537 is about 283.0222651430.

The spelling of 22670537 in words is "twenty-two million, six hundred seventy thousand, five hundred thirty-seven".