102672999 has 24 divisors (see below), whose sum is σ = 174235152. Its totient is φ = 57438720.

The previous prime is 102672959. The next prime is 102673001. The reversal of 102672999 is 999276201.

It is not a de Polignac number, because 102672999 - 2²⁰ = 101624423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102672929) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38602 + ... + 41175.

It is an arithmetic number, because the mean of its divisors is an integer number (7259798).

Almost surely, 2^102672999 is an apocalyptic number.

102672999 is a deficient number, since it is larger than the sum of its proper divisors (71562153).

102672999 is a wasteful number, since it uses less digits than its factorization.

102672999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79807 (or 79804 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 102672999 is about 10132.7685752710. The cubic root of 102672999 is about 468.2582264391.

The spelling of 102672999 in words is "one hundred two million, six hundred seventy-two thousand, nine hundred ninety-nine".