314839947 has 4 divisors (see below), whose sum is σ = 419786600. Its totient is φ = 209893296.

The previous prime is 314839933. The next prime is 314839957. The reversal of 314839947 is 749938413.

It is a happy number.

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

It is not a de Polignac number, because 314839947 - 2⁶ = 314839883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 314839896 and 314839905.

It is not an unprimeable number, because it can be changed into a prime (314839957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52473322 + ... + 52473327.

It is an arithmetic number, because the mean of its divisors is an integer number (104946650).

Almost surely, 2^314839947 is an apocalyptic number.

314839947 is a deficient number, since it is larger than the sum of its proper divisors (104946653).

314839947 is a wasteful number, since it uses less digits than its factorization.

314839947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104946652.

The product of its digits is 653184, while the sum is 48.

The square root of 314839947 is about 17743.7297939300. The cubic root of 314839947 is about 680.2939523517.

The spelling of 314839947 in words is "three hundred fourteen million, eight hundred thirty-nine thousand, nine hundred forty-seven".