842634274 has 8 divisors (see below), whose sum is σ = 1338301548. Its totient is φ = 396533760.

The previous prime is 842634271. The next prime is 842634293. The reversal of 842634274 is 472436248.

It can be written as a sum of positive squares in 2 ways, for example, as 755865049 + 86769225 = 27493^2 + 9315^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (842634271) 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, 12391647 + ... + 12391714.

Almost surely, 2^842634274 is an apocalyptic number.

842634274 is a deficient number, since it is larger than the sum of its proper divisors (495667274).

842634274 is a wasteful number, since it uses less digits than its factorization.

842634274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24783380.

The product of its digits is 258048, while the sum is 40.

The square root of 842634274 is about 29028.1634624032. The cubic root of 842634274 is about 944.5240920890.

The spelling of 842634274 in words is "eight hundred forty-two million, six hundred thirty-four thousand, two hundred seventy-four".