10456389 has 12 divisors (see below), whose sum is σ = 15151500. Its totient is φ = 6948864.

The previous prime is 10456379. The next prime is 10456451. The reversal of 10456389 is 98365401.

10456389 is a `hidden beast` number, since 10 + 4 + 5 + 638 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5919489 + 4536900 = 2433^2 + 2130^2 .

It is not a de Polignac number, because 10456389 - 2⁹ = 10455877 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10456319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1477 + ... + 4805.

It is an arithmetic number, because the mean of its divisors is an integer number (1262625).

Almost surely, 2^10456389 is an apocalyptic number.

It is an amenable number.

10456389 is a deficient number, since it is larger than the sum of its proper divisors (4695111).

10456389 is a wasteful number, since it uses less digits than its factorization.

10456389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684 (or 3681 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 10456389 is about 3233.6340238190. The cubic root of 10456389 is about 218.6723692970.

The spelling of 10456389 in words is "ten million, four hundred fifty-six thousand, three hundred eighty-nine".