248992685 has 8 divisors (see below), whose sum is σ = 303855840. Its totient is φ = 195817744.

The previous prime is 248992643. The next prime is 248992691. The reversal of 248992685 is 586299842.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 248992685 - 2¹⁶ = 248927149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421727 + ... + 422316.

It is an arithmetic number, because the mean of its divisors is an integer number (37981980).

Almost surely, 2^248992685 is an apocalyptic number.

It is an amenable number.

248992685 is a deficient number, since it is larger than the sum of its proper divisors (54863155).

248992685 is an equidigital number, since it uses as much as digits as its factorization.

248992685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844107.

The product of its digits is 2488320, while the sum is 53.

The square root of 248992685 is about 15779.5020517125. The cubic root of 248992685 is about 629.1132944409.

The spelling of 248992685 in words is "two hundred forty-eight million, nine hundred ninety-two thousand, six hundred eighty-five".