949499257 has 8 divisors (see below), whose sum is σ = 1085518656. Its totient is φ = 813574032.

The previous prime is 949499251. The next prime is 949499267. The reversal of 949499257 is 752994949.

949499257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-949499257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949499251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418 + ... + 43579.

It is an arithmetic number, because the mean of its divisors is an integer number (135689832).

Almost surely, 2^949499257 is an apocalyptic number.

It is an amenable number.

949499257 is a deficient number, since it is larger than the sum of its proper divisors (136019399).

949499257 is a wasteful number, since it uses less digits than its factorization.

949499257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47087.

The product of its digits is 7348320, while the sum is 58.

The square root of 949499257 is about 30813.9458200341. The cubic root of 949499257 is about 982.8748213671.

The spelling of 949499257 in words is "nine hundred forty-nine million, four hundred ninety-nine thousand, two hundred fifty-seven".