89427123 has 24 divisors (see below), whose sum is σ = 137225088. Its totient is φ = 55924992.

The previous prime is 89427119. The next prime is 89427139. The reversal of 89427123 is 32172498.

It is not a de Polignac number, because 89427123 - 2² = 89427119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89427103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56286 + ... + 57852.

It is an arithmetic number, because the mean of its divisors is an integer number (5717712).

Almost surely, 2^89427123 is an apocalyptic number.

89427123 is a deficient number, since it is larger than the sum of its proper divisors (47797965).

89427123 is a wasteful number, since it uses less digits than its factorization.

89427123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1960 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 89427123 is about 9456.5915106871. The cubic root of 89427123 is about 447.1876004890.

The spelling of 89427123 in words is "eighty-nine million, four hundred twenty-seven thousand, one hundred twenty-three".