842339250 has 80 divisors (see below), whose sum is σ = 2355611544. Its totient is φ = 224618400.

The previous prime is 842339237. The next prime is 842339257. The reversal of 842339250 is 52933248.

It can be written as a sum of positive squares in 4 ways, for example, as 183954969 + 658384281 = 13563^2 + 25659^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (842339257) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 549 + ... + 41048.

Almost surely, 2^842339250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842339250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177805772).

842339250 is an abundant number, since it is smaller than the sum of its proper divisors (1513272294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

842339250 is a wasteful number, since it uses less digits than its factorization.

842339250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41626 (or 41607 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 842339250 is about 29023.0813319330. The cubic root of 842339250 is about 944.4138466314.

The spelling of 842339250 in words is "eight hundred forty-two million, three hundred thirty-nine thousand, two hundred fifty".