10989426 has 24 divisors (see below), whose sum is σ = 25567920. Its totient is φ = 3139752.

The previous prime is 10989409. The next prime is 10989427. The reversal of 10989426 is 62498901.

It is not an unprimeable number, because it can be changed into a prime (10989427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18396 + ... + 18983.

It is an arithmetic number, because the mean of its divisors is an integer number (1065330).

Almost surely, 2^10989426 is an apocalyptic number.

10989426 is an abundant number, since it is smaller than the sum of its proper divisors (14578494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10989426 is a wasteful number, since it uses less digits than its factorization.

10989426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37398 (or 37391 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 10989426 is about 3315.0303166035. The cubic root of 10989426 is about 222.3267244972.

The spelling of 10989426 in words is "ten million, nine hundred eighty-nine thousand, four hundred twenty-six".