10623399 has 4 divisors (see below), whose sum is σ = 14164536. Its totient is φ = 7082264.

The previous prime is 10623397. The next prime is 10623407. The reversal of 10623399 is 99332601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10623399 - 2¹ = 10623397 is a prime.

It is a super-2 number, since 2×10623399² = 225713212626402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10623397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1770564 + ... + 1770569.

It is an arithmetic number, because the mean of its divisors is an integer number (3541134).

Almost surely, 2^10623399 is an apocalyptic number.

10623399 is a deficient number, since it is larger than the sum of its proper divisors (3541137).

10623399 is an equidigital number, since it uses as much as digits as its factorization.

10623399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3541136.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 10623399 is about 3259.3556111600. The cubic root of 10623399 is about 219.8304409759.

The spelling of 10623399 in words is "ten million, six hundred twenty-three thousand, three hundred ninety-nine".