249494614 has 4 divisors (see below), whose sum is σ = 374241924. Its totient is φ = 124747306.

The previous prime is 249494591. The next prime is 249494617. The reversal of 249494614 is 416494942.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249494617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62373652 + ... + 62373655.

It is an arithmetic number, because the mean of its divisors is an integer number (93560481).

Almost surely, 2^249494614 is an apocalyptic number.

249494614 is a deficient number, since it is larger than the sum of its proper divisors (124747310).

249494614 is a wasteful number, since it uses less digits than its factorization.

249494614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124747309.

The product of its digits is 248832, while the sum is 43.

The square root of 249494614 is about 15795.3985071602. The cubic root of 249494614 is about 629.5357409390.

The spelling of 249494614 in words is "two hundred forty-nine million, four hundred ninety-four thousand, six hundred fourteen".