248324879 has 4 divisors (see below), whose sum is σ = 270899880. Its totient is φ = 225749880.

The previous prime is 248324873. The next prime is 248324891. The reversal of 248324879 is 978423842.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248324879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248324873) 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, 11287484 + ... + 11287505.

It is an arithmetic number, because the mean of its divisors is an integer number (67724970).

Almost surely, 2^248324879 is an apocalyptic number.

248324879 is a deficient number, since it is larger than the sum of its proper divisors (22575001).

248324879 is a wasteful number, since it uses less digits than its factorization.

248324879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22575000.

The product of its digits is 774144, while the sum is 47.

The square root of 248324879 is about 15758.3272906740. The cubic root of 248324879 is about 628.5503571670.

The spelling of 248324879 in words is "two hundred forty-eight million, three hundred twenty-four thousand, eight hundred seventy-nine".