76648338 has 24 divisors (see below), whose sum is σ = 178846668. Its totient is φ = 23584032.

The previous prime is 76648307. The next prime is 76648357. The reversal of 76648338 is 83384667.

It can be written as a sum of positive squares in 2 ways, for example, as 68508729 + 8139609 = 8277^2 + 2853^2 .

It is a junction number, because it is equal to n+sod(n) for n = 76648293 and 76648302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163545 + ... + 164012.

Almost surely, 2^76648338 is an apocalyptic number.

76648338 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

76648338 is an abundant number, since it is smaller than the sum of its proper divisors (102198330).

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

76648338 is a wasteful number, since it uses less digits than its factorization.

76648338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327578 (or 327575 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 76648338 is about 8754.9036545241. The cubic root of 76648338 is about 424.7834430756.

The spelling of 76648338 in words is "seventy-six million, six hundred forty-eight thousand, three hundred thirty-eight".