22396037 has 4 divisors (see below), whose sum is σ = 22533600. Its totient is φ = 22258476.

The previous prime is 22396019. The next prime is 22396081. The reversal of 22396037 is 73069322.

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: 73069322 = 2 ⋅36534661.

It is a cyclic number.

It is not a de Polignac number, because 22396037 - 2⁸ = 22395781 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22395994 and 22396012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22396007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68537 + ... + 68862.

It is an arithmetic number, because the mean of its divisors is an integer number (5633400).

Almost surely, 2^22396037 is an apocalyptic number.

It is an amenable number.

22396037 is a deficient number, since it is larger than the sum of its proper divisors (137563).

22396037 is a wasteful number, since it uses less digits than its factorization.

22396037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137562.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 22396037 is about 4732.4451396715. The cubic root of 22396037 is about 281.8753242278.

The spelling of 22396037 in words is "twenty-two million, three hundred ninety-six thousand, thirty-seven".