10989474 has 16 divisors (see below), whose sum is σ = 22307808. Its totient is φ = 3608352.

The previous prime is 10989443. The next prime is 10989499. The reversal of 10989474 is 47498901.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13267 + ... + 14070.

It is an arithmetic number, because the mean of its divisors is an integer number (1394238).

Almost surely, 2^10989474 is an apocalyptic number.

10989474 is an abundant number, since it is smaller than the sum of its proper divisors (11318334).

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

10989474 is a wasteful number, since it uses less digits than its factorization.

10989474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27409.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 10989474 is about 3315.0375563483. The cubic root of 10989474 is about 222.3270481922.

The spelling of 10989474 in words is "ten million, nine hundred eighty-nine thousand, four hundred seventy-four".