249496446 has 8 divisors (see below), whose sum is σ = 498992904. Its totient is φ = 83165480.

The previous prime is 249496441. The next prime is 249496447. The reversal of 249496446 is 644694942.

It is a happy number.

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

249496446 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 249496395 and 249496404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249496441) 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, 20791365 + ... + 20791376.

It is an arithmetic number, because the mean of its divisors is an integer number (62374113).

Almost surely, 2^249496446 is an apocalyptic number.

249496446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

249496446 is a wasteful number, since it uses less digits than its factorization.

249496446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41582746.

The product of its digits is 1492992, while the sum is 48.

The square root of 249496446 is about 15795.4564986264. The cubic root of 249496446 is about 629.5372817962.

It can be divided in two parts, 249496 and 446, that added together give a palindrome (249942).

The spelling of 249496446 in words is "two hundred forty-nine million, four hundred ninety-six thousand, four hundred forty-six".