842806252 has 6 divisors (see below), whose sum is σ = 1474910948. Its totient is φ = 421403124.

The previous prime is 842806241. The next prime is 842806267. The reversal of 842806252 is 252608248.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105350778 + ... + 105350785.

Almost surely, 2^842806252 is an apocalyptic number.

It is an amenable number.

842806252 is a deficient number, since it is larger than the sum of its proper divisors (632104696).

842806252 is a wasteful number, since it uses less digits than its factorization.

842806252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210701567 (or 210701565 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 842806252 is about 29031.1255723921. The cubic root of 842806252 is about 944.5883454745.

The spelling of 842806252 in words is "eight hundred forty-two million, eight hundred six thousand, two hundred fifty-two".