296681616 has 240 divisors, whose sum is σ = 1074597888. Its totient is φ = 76982400.

The previous prime is 296681597. The next prime is 296681633. The reversal of 296681616 is 616186692.

296681616 is a `hidden beast` number, since 29 + 6 + 6 + 8 + 1 + 616 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 298881 + ... + 299871.

Almost surely, 2^296681616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 296681616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (537298944).

296681616 is an abundant number, since it is smaller than the sum of its proper divisors (777916272).

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

296681616 is a wasteful number, since it uses less digits than its factorization.

296681616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1014 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 296681616 is about 17224.4482059658. The cubic root of 296681616 is about 666.9555312622.

The spelling of 296681616 in words is "two hundred ninety-six million, six hundred eighty-one thousand, six hundred sixteen".