89674567 has 4 divisors (see below), whose sum is σ = 90562536. Its totient is φ = 88786600.

The previous prime is 89674553. The next prime is 89674579. The reversal of 89674567 is 76547698.

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 89674567 - 2¹¹ = 89672519 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89674267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443833 + ... + 444034.

It is an arithmetic number, because the mean of its divisors is an integer number (22640634).

Almost surely, 2^89674567 is an apocalyptic number.

89674567 is a deficient number, since it is larger than the sum of its proper divisors (887969).

89674567 is a wasteful number, since it uses less digits than its factorization.

89674567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887968.

The product of its digits is 2540160, while the sum is 52.

The square root of 89674567 is about 9469.6656223966. The cubic root of 89674567 is about 447.5996752678.

The spelling of 89674567 in words is "eighty-nine million, six hundred seventy-four thousand, five hundred sixty-seven".