10506899 has 6 divisors (see below), whose sum is σ = 11377476. Its totient is φ = 9698520.

The previous prime is 10506889. The next prime is 10506907. The reversal of 10506899 is 99860501.

It is not a de Polignac number, because 10506899 - 2¹² = 10502803 is a prime.

It is a super-2 number, since 2×10506899² = 220789853192402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10506889) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30917 + ... + 31254.

It is an arithmetic number, because the mean of its divisors is an integer number (1896246).

Almost surely, 2^10506899 is an apocalyptic number.

10506899 is a deficient number, since it is larger than the sum of its proper divisors (870577).

10506899 is an equidigital number, since it uses as much as digits as its factorization.

10506899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62197 (or 62184 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 10506899 is about 3241.4347132096. The cubic root of 10506899 is about 219.0239057048.

The spelling of 10506899 in words is "ten million, five hundred six thousand, eight hundred ninety-nine".