249157016 has 16 divisors (see below), whose sum is σ = 469230840. Its totient is φ = 124028800.

The previous prime is 249157003. The next prime is 249157019. The reversal of 249157016 is 610751942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249157019) 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, 66785 + ... + 70416.

Almost surely, 2^249157016 is an apocalyptic number.

It is an amenable number.

249157016 is a deficient number, since it is larger than the sum of its proper divisors (220073824).

249157016 is a wasteful number, since it uses less digits than its factorization.

249157016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137434 (or 137430 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 249157016 is about 15784.7082963227. The cubic root of 249157016 is about 629.2516654155.

The spelling of 249157016 in words is "two hundred forty-nine million, one hundred fifty-seven thousand, sixteen".