296438945 has 16 divisors (see below), whose sum is σ = 410894208. Its totient is φ = 202909440.

The previous prime is 296438873. The next prime is 296438953. The reversal of 296438945 is 549834692.

It is not a de Polignac number, because 296438945 - 2¹⁶ = 296373409 is a prime.

It is a super-2 number, since 2×296438945² = 175752096225426050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 296438893 and 296438902.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 157589 + ... + 159458.

It is an arithmetic number, because the mean of its divisors is an integer number (25680888).

Almost surely, 2^296438945 is an apocalyptic number.

It is an amenable number.

296438945 is a deficient number, since it is larger than the sum of its proper divisors (114455263).

296438945 is a wasteful number, since it uses less digits than its factorization.

296438945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317080.

The product of its digits is 1866240, while the sum is 50.

The square root of 296438945 is about 17217.4023882815. The cubic root of 296438945 is about 666.7736360299.

The spelling of 296438945 in words is "two hundred ninety-six million, four hundred thirty-eight thousand, nine hundred forty-five".