396916149 has 16 divisors (see below), whose sum is σ = 608326272. Its totient is φ = 225496128.

The previous prime is 396916133. The next prime is 396916171. The reversal of 396916149 is 941619693.

It is not a de Polignac number, because 396916149 - 2⁴ = 396916133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 396916098 and 396916107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396916189) 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 15 ways as a sum of consecutive naturals, for example, 50994 + ... + 58259.

It is an arithmetic number, because the mean of its divisors is an integer number (38020392).

Almost surely, 2^396916149 is an apocalyptic number.

It is an amenable number.

396916149 is a deficient number, since it is larger than the sum of its proper divisors (211410123).

396916149 is a wasteful number, since it uses less digits than its factorization.

396916149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109436.

The product of its digits is 314928, while the sum is 48.

The square root of 396916149 is about 19922.7545535250. The cubic root of 396916149 is about 734.9079120132.

The spelling of 396916149 in words is "three hundred ninety-six million, nine hundred sixteen thousand, one hundred forty-nine".