249093716 has 6 divisors (see below), whose sum is σ = 435914010. Its totient is φ = 124546856.

The previous prime is 249093701. The next prime is 249093721. The reversal of 249093716 is 617390942.

It can be written as a sum of positive squares in only one way, i.e., 140517316 + 108576400 = 11854^2 + 10420^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31136711 + ... + 31136718.

It is an arithmetic number, because the mean of its divisors is an integer number (72652335).

Almost surely, 2^249093716 is an apocalyptic number.

It is an amenable number.

249093716 is a deficient number, since it is larger than the sum of its proper divisors (186820294).

249093716 is a wasteful number, since it uses less digits than its factorization.

249093716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62273433 (or 62273431 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 249093716 is about 15782.7030637974. The cubic root of 249093716 is about 629.1983723761.

The spelling of 249093716 in words is "two hundred forty-nine million, ninety-three thousand, seven hundred sixteen".