10403864 has 32 divisors (see below), whose sum is σ = 20807280. Its totient is φ = 4859904.

The previous prime is 10403863. The next prime is 10403867. The reversal of 10403864 is 46830401.

It is a super-2 number, since 2×10403864² = 216480772260992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10403863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30704 + ... + 31040.

Almost surely, 2^10403864 is an apocalyptic number.

It is an amenable number.

10403864 is a deficient number, since it is larger than the sum of its proper divisors (10403416).

10403864 is a wasteful number, since it uses less digits than its factorization.

10403864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587 (or 583 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 10403864 is about 3225.5021314518. The cubic root of 10403864 is about 218.3056062272.

The spelling of 10403864 in words is "ten million, four hundred three thousand, eight hundred sixty-four".