842728376 has 32 divisors (see below), whose sum is σ = 1807263840. Its totient is φ = 360885888.

The previous prime is 842728361. The next prime is 842728409. The reversal of 842728376 is 673827248.

It is a super-2 number, since 2×842728376² = 1420382231431194752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 842728376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76190 + ... + 86546.

It is an arithmetic number, because the mean of its divisors is an integer number (56476995).

Almost surely, 2^842728376 is an apocalyptic number.

It is an amenable number.

842728376 is an abundant number, since it is smaller than the sum of its proper divisors (964535464).

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

842728376 is a wasteful number, since it uses less digits than its factorization.

842728376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11823 (or 11819 counting only the distinct ones).

The product of its digits is 903168, while the sum is 47.

The square root of 842728376 is about 29029.7842913102. The cubic root of 842728376 is about 944.5592509950.

The spelling of 842728376 in words is "eight hundred forty-two million, seven hundred twenty-eight thousand, three hundred seventy-six".