22037492 has 12 divisors (see below), whose sum is σ = 40595520. Its totient is φ = 10438776.

The previous prime is 22037447. The next prime is 22037537. The reversal of 22037492 is 29473022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22037447) and next prime (22037537).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144908 + ... + 145059.

It is an arithmetic number, because the mean of its divisors is an integer number (3382960).

Almost surely, 2^22037492 is an apocalyptic number.

It is an amenable number.

22037492 is a deficient number, since it is larger than the sum of its proper divisors (18558028).

22037492 is a wasteful number, since it uses less digits than its factorization.

22037492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289990 (or 289988 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 22037492 is about 4694.4107191425. The cubic root of 22037492 is about 280.3630155473.

The spelling of 22037492 in words is "twenty-two million, thirty-seven thousand, four hundred ninety-two".