102427089 has 8 divisors (see below), whose sum is σ = 136627680. Its totient is φ = 68255616.

The previous prime is 102427067. The next prime is 102427123. The reversal of 102427089 is 980724201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102427089 - 2¹¹ = 102425041 is a prime.

It is a super-2 number, since 2×102427089² = 20982617122027842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102427049) 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, 3009 + ... + 14625.

It is an arithmetic number, because the mean of its divisors is an integer number (17078460).

Almost surely, 2^102427089 is an apocalyptic number.

It is an amenable number.

102427089 is a deficient number, since it is larger than the sum of its proper divisors (34200591).

102427089 is a wasteful number, since it uses less digits than its factorization.

102427089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14559.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 102427089 is about 10120.6269074598. The cubic root of 102427089 is about 467.8840890166.

The spelling of 102427089 in words is "one hundred two million, four hundred twenty-seven thousand, eighty-nine".