22631038 has 4 divisors (see below), whose sum is σ = 33946560. Its totient is φ = 11315518.

The previous prime is 22631003. The next prime is 22631039. The reversal of 22631038 is 83013622.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22631039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657758 + ... + 5657761.

It is an arithmetic number, because the mean of its divisors is an integer number (8486640).

Almost surely, 2^22631038 is an apocalyptic number.

22631038 is a deficient number, since it is larger than the sum of its proper divisors (11315522).

22631038 is a wasteful number, since it uses less digits than its factorization.

22631038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11315521.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 22631038 is about 4757.2090557385. The cubic root of 22631038 is about 282.8577991783.

The spelling of 22631038 in words is "twenty-two million, six hundred thirty-one thousand, thirty-eight".