324999998 has 4 divisors (see below), whose sum is σ = 487500000. Its totient is φ = 162499998.

The previous prime is 324999979. The next prime is 325000021. The reversal of 324999998 is 899999423.

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

It is a fibodiv number, since the Fibonacci-like sequence with seeds 3 and 24999998 contains 324999998 itself.

It is a self number, because there is not a number n which added to its sum of digits gives 324999998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81249998 + ... + 81250001.

It is an arithmetic number, because the mean of its divisors is an integer number (121875000).

Almost surely, 2^324999998 is an apocalyptic number.

324999998 is a deficient number, since it is larger than the sum of its proper divisors (162500002).

324999998 is a wasteful number, since it uses less digits than its factorization.

324999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162500001.

The product of its digits is 11337408, while the sum is 62.

The square root of 324999998 is about 18027.7563218499. The cubic root of 324999998 is about 687.5344321267.

The spelling of 324999998 in words is "three hundred twenty-four million, nine hundred ninety-nine thousand, nine hundred ninety-eight".