249376946 has 32 divisors (see below), whose sum is σ = 464056320. Its totient is φ = 97868736.

The previous prime is 249376943. The next prime is 249376949. The reversal of 249376946 is 649673942.

It is an interprime number because it is at equal distance from previous prime (249376943) and next prime (249376949).

It is a super-2 number, since 2×249376946² = 124377722392573832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 249376894 and 249376903.

It is not an unprimeable number, because it can be changed into a prime (249376943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17720 + ... + 28508.

It is an arithmetic number, because the mean of its divisors is an integer number (14501760).

Almost surely, 2^249376946 is an apocalyptic number.

249376946 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

249376946 is a deficient number, since it is larger than the sum of its proper divisors (214679374).

249376946 is a wasteful number, since it uses less digits than its factorization.

249376946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10938.

The product of its digits is 1959552, while the sum is 50.

The square root of 249376946 is about 15791.6733122238. The cubic root of 249376946 is about 629.4367570253.

The spelling of 249376946 in words is "two hundred forty-nine million, three hundred seventy-six thousand, nine hundred forty-six".