89726285 has 16 divisors (see below), whose sum is σ = 118219392. Its totient is φ = 64833600.

The previous prime is 89726281. The next prime is 89726309. The reversal of 89726285 is 58262798.

It is not a de Polignac number, because 89726285 - 2² = 89726281 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89726281) 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, 3440 + ... + 13830.

It is an arithmetic number, because the mean of its divisors is an integer number (7388712).

Almost surely, 2^89726285 is an apocalyptic number.

It is an amenable number.

89726285 is a deficient number, since it is larger than the sum of its proper divisors (28493107).

89726285 is a wasteful number, since it uses less digits than its factorization.

89726285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10564.

The product of its digits is 483840, while the sum is 47.

The square root of 89726285 is about 9472.3959482277. The cubic root of 89726285 is about 447.6857067629.

The spelling of 89726285 in words is "eighty-nine million, seven hundred twenty-six thousand, two hundred eighty-five".