249498846 has 32 divisors (see below), whose sum is σ = 563846400. Its totient is φ = 81755640.

The previous prime is 249498833. The next prime is 249498869. The reversal of 249498846 is 648894942.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 249498792 and 249498801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35970 + ... + 42341.

It is an arithmetic number, because the mean of its divisors is an integer number (17620200).

Almost surely, 2^249498846 is an apocalyptic number.

249498846 is an abundant number, since it is smaller than the sum of its proper divisors (314347554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249498846 is a wasteful number, since it uses less digits than its factorization.

249498846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78381 (or 78375 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 249498846 is about 15795.5324696574. The cubic root of 249498846 is about 629.5393003749.

The spelling of 249498846 in words is "two hundred forty-nine million, four hundred ninety-eight thousand, eight hundred forty-six".