89026939 has 4 divisors (see below), whose sum is σ = 89381880. Its totient is φ = 88672000.

The previous prime is 89026933. The next prime is 89026957. The reversal of 89026939 is 93962098.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89026939 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (89026933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177094 + ... + 177595.

It is an arithmetic number, because the mean of its divisors is an integer number (22345470).

Almost surely, 2^89026939 is an apocalyptic number.

89026939 is a deficient number, since it is larger than the sum of its proper divisors (354941).

89026939 is a wasteful number, since it uses less digits than its factorization.

89026939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354940.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 89026939 is about 9435.4087881766. The cubic root of 89026939 is about 446.5195521184.

The spelling of 89026939 in words is "eighty-nine million, twenty-six thousand, nine hundred thirty-nine".