296121616 has 20 divisors (see below), whose sum is σ = 655698112. Its totient is φ = 126909216.

The previous prime is 296121599. The next prime is 296121643. The reversal of 296121616 is 616121692.

It is a super-2 number, since 2×296121616² = 175376022924902912, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1321860 + ... + 1322083.

Almost surely, 2^296121616 is an apocalyptic number.

It is an amenable number.

296121616 is an abundant number, since it is smaller than the sum of its proper divisors (359576496).

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

296121616 is a wasteful number, since it uses less digits than its factorization.

296121616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643958 (or 2643952 counting only the distinct ones).

The product of its digits is 7776, while the sum is 34.

The square root of 296121616 is about 17208.1845643287. The cubic root of 296121616 is about 666.5356306905.

The spelling of 296121616 in words is "two hundred ninety-six million, one hundred twenty-one thousand, six hundred sixteen".