351645696 has 78 divisors (see below), whose sum is σ = 1015847820. Its totient is φ = 117202944.

The previous prime is 351645667. The next prime is 351645703. The reversal of 351645696 is 696546153.

351645696 is a `hidden beast` number, since 3 + 516 + 45 + 6 + 96 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32095 + ... + 41633.

It is an arithmetic number, because the mean of its divisors is an integer number (13023690).

Almost surely, 2^351645696 is an apocalyptic number.

351645696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 351645696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507923910).

351645696 is an abundant number, since it is smaller than the sum of its proper divisors (664202124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

351645696 is an equidigital number, since it uses as much as digits as its factorization.

351645696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9569 (or 9544 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 351645696 is about 18752.2184287620. The cubic root of 351645696 is about 705.8326904669.

The spelling of 351645696 in words is "three hundred fifty-one million, six hundred forty-five thousand, six hundred ninety-six".