814008682 has 4 divisors (see below), whose sum is σ = 1221013026. Its totient is φ = 407004340.

The previous prime is 814008641. The next prime is 814008683. The reversal of 814008682 is 286800418.

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

It can be written as a sum of positive squares in only one way, i.e., 550887841 + 263120841 = 23471^2 + 16221^2 .

It is a super-2 number, since 2×814008682² = 1325220268742754248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (814008683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203502169 + ... + 203502172.

Almost surely, 2^814008682 is an apocalyptic number.

814008682 is a deficient number, since it is larger than the sum of its proper divisors (407004344).

814008682 is a wasteful number, since it uses less digits than its factorization.

814008682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407004343.

The product of its (nonzero) digits is 24576, while the sum is 37.

The square root of 814008682 is about 28530.8373869398. The cubic root of 814008682 is about 933.7049882396.

The spelling of 814008682 in words is "eight hundred fourteen million, eight thousand, six hundred eighty-two".