249598 has 4 divisors (see below), whose sum is σ = 374400. Its totient is φ = 124798.

The previous prime is 249593. The next prime is 249607. The reversal of 249598 is 895942.

249598 is nontrivially palindromic in base 14.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62398 + ... + 62401.

It is an arithmetic number, because the mean of its divisors is an integer number (93600).

2²⁴⁹⁵⁹⁸ is an apocalyptic number.

249598 is a deficient number, since it is larger than the sum of its proper divisors (124802).

249598 is a wasteful number, since it uses less digits than its factorization.

249598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124801.

The product of its digits is 25920, while the sum is 37.

The square root of 249598 is about 499.5978382659. The cubic root of 249598 is about 62.9622684959.

The spelling of 249598 in words is "two hundred forty-nine thousand, five hundred ninety-eight".