89145595 has 16 divisors (see below), whose sum is σ = 133371648. Its totient is φ = 55571040.

The previous prime is 89145593. The next prime is 89145611. The reversal of 89145595 is 59554198.

It is not a de Polignac number, because 89145595 - 2¹ = 89145593 is a prime.

It is a super-4 number, since 4×89145595⁴ (a number of 33 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89145593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115389 + ... + 116158.

It is an arithmetic number, because the mean of its divisors is an integer number (8335728).

Almost surely, 2^89145595 is an apocalyptic number.

89145595 is a deficient number, since it is larger than the sum of its proper divisors (44226053).

89145595 is a wasteful number, since it uses less digits than its factorization.

89145595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231570.

The product of its digits is 324000, while the sum is 46.

The square root of 89145595 is about 9441.6944983409. The cubic root of 89145595 is about 446.7178393019.

The spelling of 89145595 in words is "eighty-nine million, one hundred forty-five thousand, five hundred ninety-five".