842759474 has 8 divisors (see below), whose sum is σ = 1277171868. Its totient is φ = 417035520.

The previous prime is 842759429. The next prime is 842759501. The reversal of 842759474 is 474957248.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 841870225 + 889249 = 29015^2 + 943^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2171867 + ... + 2172254.

Almost surely, 2^842759474 is an apocalyptic number.

842759474 is a deficient number, since it is larger than the sum of its proper divisors (434412394).

842759474 is a wasteful number, since it uses less digits than its factorization.

842759474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344220.

The product of its digits is 2257920, while the sum is 50.

The square root of 842759474 is about 29030.3199086748. The cubic root of 842759474 is about 944.5708694251.

The spelling of 842759474 in words is "eight hundred forty-two million, seven hundred fifty-nine thousand, four hundred seventy-four".