89293247 has 4 divisors (see below), whose sum is σ = 91706616. Its totient is φ = 86879880.

The previous prime is 89293229. The next prime is 89293249. The reversal of 89293247 is 74239298.

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

It is a cyclic number.

It is not a de Polignac number, because 89293247 - 2²² = 85098943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 89293198 and 89293207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89293249) 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, 1206629 + ... + 1206702.

It is an arithmetic number, because the mean of its divisors is an integer number (22926654).

Almost surely, 2^89293247 is an apocalyptic number.

89293247 is a deficient number, since it is larger than the sum of its proper divisors (2413369).

89293247 is a wasteful number, since it uses less digits than its factorization.

89293247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413368.

The product of its digits is 217728, while the sum is 44.

The square root of 89293247 is about 9449.5104105980. The cubic root of 89293247 is about 446.9643364320.

The spelling of 89293247 in words is "eighty-nine million, two hundred ninety-three thousand, two hundred forty-seven".