316355949 has 80 divisors (see below), whose sum is σ = 587397888. Its totient is φ = 165224448.

The previous prime is 316355933. The next prime is 316355969. The reversal of 316355949 is 949553613.

316355949 is a `hidden beast` number, since 3 + 1 + 635 + 5 + 9 + 4 + 9 = 666.

It is not a de Polignac number, because 316355949 - 2⁴ = 316355933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316355969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1230829 + ... + 1231085.

Almost surely, 2^316355949 is an apocalyptic number.

316355949 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

316355949 is a deficient number, since it is larger than the sum of its proper divisors (271041939).

316355949 is a wasteful number, since it uses less digits than its factorization.

316355949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 447 counting only the distinct ones).

The product of its digits is 437400, while the sum is 45.

The square root of 316355949 is about 17786.3978646605. The cubic root of 316355949 is about 681.3841105779.

The spelling of 316355949 in words is "three hundred sixteen million, three hundred fifty-five thousand, nine hundred forty-nine".