89422471 has 4 divisors (see below), whose sum is σ = 90307944. Its totient is φ = 88537000.

The previous prime is 89422447. The next prime is 89422511. The reversal of 89422471 is 17422498.

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 89422471 - 2⁷ = 89422343 is a prime.

It is a super-3 number, since 3×89422471³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89422471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89422171) 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, 442585 + ... + 442786.

It is an arithmetic number, because the mean of its divisors is an integer number (22576986).

Almost surely, 2^89422471 is an apocalyptic number.

89422471 is a deficient number, since it is larger than the sum of its proper divisors (885473).

89422471 is a wasteful number, since it uses less digits than its factorization.

89422471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885472.

The product of its digits is 32256, while the sum is 37.

The square root of 89422471 is about 9456.3455414869. The cubic root of 89422471 is about 447.1798461198.

The spelling of 89422471 in words is "eighty-nine million, four hundred twenty-two thousand, four hundred seventy-one".