10081599 has 12 divisors (see below), whose sum is σ = 14775768. Its totient is φ = 6109840.

The previous prime is 10081583. The next prime is 10081601. The reversal of 10081599 is 99518001.

It is not a de Polignac number, because 10081599 - 2⁴ = 10081583 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10081529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13524 + ... + 14249.

It is an arithmetic number, because the mean of its divisors is an integer number (1231314).

Almost surely, 2^10081599 is an apocalyptic number.

10081599 is a deficient number, since it is larger than the sum of its proper divisors (4694169).

10081599 is a wasteful number, since it uses less digits than its factorization.

10081599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27798 (or 27787 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 33.

The square root of 10081599 is about 3175.1533821219. The cubic root of 10081599 is about 216.0278813460.

10081599 divided by its sum of digits (33) gives a palindrome (305503).

The spelling of 10081599 in words is "ten million, eighty-one thousand, five hundred ninety-nine".