296906778 has 72 divisors (see below), whose sum is σ = 772536960. Its totient is φ = 82086480.

The previous prime is 296906767. The next prime is 296906837. The reversal of 296906778 is 877609692.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21913 + ... + 32771.

It is an arithmetic number, because the mean of its divisors is an integer number (10729680).

Almost surely, 2^296906778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 296906778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386268480).

296906778 is an abundant number, since it is smaller than the sum of its proper divisors (475630182).

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

296906778 is a wasteful number, since it uses less digits than its factorization.

296906778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10912 (or 10902 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 296906778 is about 17230.9830828076. The cubic root of 296906778 is about 667.1242138485.

The spelling of 296906778 in words is "two hundred ninety-six million, nine hundred six thousand, seven hundred seventy-eight".