842690464 has 72 divisors (see below), whose sum is σ = 2084158944. Its totient is φ = 328310400.

The previous prime is 842690461. The next prime is 842690467. The reversal of 842690464 is 464096248.

842690464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (842690461) and next prime (842690467).

It is a self number, because there is not a number n which added to its sum of digits gives 842690464.

It is not an unprimeable number, because it can be changed into a prime (842690461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11559 + ... + 42649.

It is an arithmetic number, because the mean of its divisors is an integer number (28946652).

Almost surely, 2^842690464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842690464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1042079472).

842690464 is an abundant number, since it is smaller than the sum of its proper divisors (1241468480).

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

842690464 is a wasteful number, since it uses less digits than its factorization.

842690464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31130 (or 31111 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 842690464 is about 29029.1312994378. The cubic root of 842690464 is about 944.5450864202.

The spelling of 842690464 in words is "eight hundred forty-two million, six hundred ninety thousand, four hundred sixty-four".