99574 has 4 divisors (see below), whose sum is σ = 149364. Its totient is φ = 49786.

The previous prime is 99571. The next prime is 99577. The reversal of 99574 is 47599.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (99571) and next prime (99577).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24892 + ... + 24895.

It is an arithmetic number, because the mean of its divisors is an integer number (37341).

2⁹⁹⁵⁷⁴ is an apocalyptic number.

99574 is a deficient number, since it is larger than the sum of its proper divisors (49790).

99574 is a wasteful number, since it uses less digits than its factorization.

99574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49789.

The product of its digits is 11340, while the sum is 34.

The square root of 99574 is about 315.5534819963. The cubic root of 99574 is about 46.3498839596.

The spelling of 99574 in words is "ninety-nine thousand, five hundred seventy-four".