10889972 has 12 divisors (see below), whose sum is σ = 19233060. Its totient is φ = 5394816.

The previous prime is 10889953. The next prime is 10889981. The reversal of 10889972 is 27998801.

10889972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3083536 + 7806436 = 1756^2 + 2794^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12053 + ... + 12924.

It is an arithmetic number, because the mean of its divisors is an integer number (1602755).

Almost surely, 2^10889972 is an apocalyptic number.

It is an amenable number.

10889972 is a deficient number, since it is larger than the sum of its proper divisors (8343088).

10889972 is a wasteful number, since it uses less digits than its factorization.

10889972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25090 (or 25088 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 44.

The square root of 10889972 is about 3299.9957575730. The cubic root of 10889972 is about 221.6540074805.

The spelling of 10889972 in words is "ten million, eight hundred eighty-nine thousand, nine hundred seventy-two".