351946916 has 12 divisors (see below), whose sum is σ = 630230832. Its totient is φ = 171880968.

The previous prime is 351946909. The next prime is 351946919. The reversal of 351946916 is 619649153.

It is a super-2 number, since 2×351946916² = 247733263363822112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (351946919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022930 + ... + 1023273.

It is an arithmetic number, because the mean of its divisors is an integer number (52519236).

Almost surely, 2^351946916 is an apocalyptic number.

It is an amenable number.

351946916 is a deficient number, since it is larger than the sum of its proper divisors (278283916).

351946916 is a wasteful number, since it uses less digits than its factorization.

351946916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046250 (or 2046248 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 351946916 is about 18760.2482926000. The cubic root of 351946916 is about 706.0341719075.

The spelling of 351946916 in words is "three hundred fifty-one million, nine hundred forty-six thousand, nine hundred sixteen".