848838978 has 48 divisors (see below), whose sum is σ = 2034175416. Its totient is φ = 254119680.

The previous prime is 848838967. The next prime is 848839001. The reversal of 848838978 is 879838848.

848838978 is a `hidden beast` number, since 8 + 488 + 3 + 89 + 78 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 812079009 + 36759969 = 28497^2 + 6063^2 .

It is a super-2 number, since 2×848838978² = 1441055221144168968, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40363 + ... + 57678.

Almost surely, 2^848838978 is an apocalyptic number.

848838978 is an abundant number, since it is smaller than the sum of its proper divisors (1185336438).

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

848838978 is a wasteful number, since it uses less digits than its factorization.

848838978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98099 (or 98096 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 63.

The square root of 848838978 is about 29134.8413072733. The cubic root of 848838978 is about 946.8367468388.

The spelling of 848838978 in words is "eight hundred forty-eight million, eight hundred thirty-eight thousand, nine hundred seventy-eight".