89928067 has 4 divisors (see below), whose sum is σ = 90023976. Its totient is φ = 89832160.

The previous prime is 89928049. The next prime is 89928107. The reversal of 89928067 is 76082998.

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 89928067 - 2¹⁹ = 89403779 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 89928067.

It is not an unprimeable number, because it can be changed into a prime (89928467) 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, 46534 + ... + 48427.

It is an arithmetic number, because the mean of its divisors is an integer number (22505994).

Almost surely, 2^89928067 is an apocalyptic number.

89928067 is a deficient number, since it is larger than the sum of its proper divisors (95909).

89928067 is an equidigital number, since it uses as much as digits as its factorization.

89928067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95908.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 89928067 is about 9483.0410206853. The cubic root of 89928067 is about 448.0210499118.

The spelling of 89928067 in words is "eighty-nine million, nine hundred twenty-eight thousand, sixty-seven".