313984838 has 4 divisors (see below), whose sum is σ = 470977260. Its totient is φ = 156992418.

The previous prime is 313984819. The next prime is 313984841. The reversal of 313984838 is 838489313.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 313984792 and 313984801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78496208 + ... + 78496211.

It is an arithmetic number, because the mean of its divisors is an integer number (117744315).

Almost surely, 2^313984838 is an apocalyptic number.

313984838 is a deficient number, since it is larger than the sum of its proper divisors (156992422).

313984838 is a wasteful number, since it uses less digits than its factorization.

313984838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156992421.

The product of its digits is 497664, while the sum is 47.

The square root of 313984838 is about 17719.6173209243. The cubic root of 313984838 is about 679.6774984564.

The spelling of 313984838 in words is "three hundred thirteen million, nine hundred eighty-four thousand, eight hundred thirty-eight".