89754999 has 4 divisors (see below), whose sum is σ = 119673336. Its totient is φ = 59836664.

The previous prime is 89754991. The next prime is 89755021. The reversal of 89754999 is 99945798.

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 89754999 - 2³ = 89754991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89754991) 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, 14959164 + ... + 14959169.

It is an arithmetic number, because the mean of its divisors is an integer number (29918334).

Almost surely, 2^89754999 is an apocalyptic number.

89754999 is a deficient number, since it is larger than the sum of its proper divisors (29918337).

89754999 is a wasteful number, since it uses less digits than its factorization.

89754999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29918336.

The product of its digits is 7348320, while the sum is 60.

The square root of 89754999 is about 9473.9114942034. The cubic root of 89754999 is about 447.7334574540.

The spelling of 89754999 in words is "eighty-nine million, seven hundred fifty-four thousand, nine hundred ninety-nine".