89040407 has 4 divisors (see below), whose sum is σ = 94278096. Its totient is φ = 83802720.

The previous prime is 89040379. The next prime is 89040409. The reversal of 89040407 is 70404098.

It is a happy number.

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 89040407 - 2¹⁰ = 89039383 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 (89040409) 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, 2618819 + ... + 2618852.

It is an arithmetic number, because the mean of its divisors is an integer number (23569524).

Almost surely, 2^89040407 is an apocalyptic number.

89040407 is a deficient number, since it is larger than the sum of its proper divisors (5237689).

89040407 is a wasteful number, since it uses less digits than its factorization.

89040407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5237688.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 89040407 is about 9436.1224557548. The cubic root of 89040407 is about 446.5420674834.

The spelling of 89040407 in words is "eighty-nine million, forty thousand, four hundred seven".