22437673 has 4 divisors (see below), whose sum is σ = 23413248. Its totient is φ = 21462100.

The previous prime is 22437661. The next prime is 22437683. The reversal of 22437673 is 37673422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37673422 = 2 ⋅18836711.

It is a cyclic number.

It is not a de Polignac number, because 22437673 - 2²¹ = 20340521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22437683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487753 + ... + 487798.

It is an arithmetic number, because the mean of its divisors is an integer number (5853312).

Almost surely, 2^22437673 is an apocalyptic number.

22437673 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22437673 is a deficient number, since it is larger than the sum of its proper divisors (975575).

22437673 is an equidigital number, since it uses as much as digits as its factorization.

22437673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975574.

The product of its digits is 42336, while the sum is 34.

The square root of 22437673 is about 4736.8420915205. The cubic root of 22437673 is about 282.0498922505.

The spelling of 22437673 in words is "twenty-two million, four hundred thirty-seven thousand, six hundred seventy-three".