842387470 has 32 divisors (see below), whose sum is σ = 1537348896. Its totient is φ = 332304000.

The previous prime is 842387461. The next prime is 842387503. The reversal of 842387470 is 74783248.

It is a super-2 number, since 2×842387470² = 1419233299226001800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278265 + ... + 281275.

It is an arithmetic number, because the mean of its divisors is an integer number (48042153).

Almost surely, 2^842387470 is an apocalyptic number.

842387470 is a deficient number, since it is larger than the sum of its proper divisors (694961426).

842387470 is a wasteful number, since it uses less digits than its factorization.

842387470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396.

The product of its (nonzero) digits is 301056, while the sum is 43.

The square root of 842387470 is about 29023.9120381798. The cubic root of 842387470 is about 944.4318673860.

The spelling of 842387470 in words is "eight hundred forty-two million, three hundred eighty-seven thousand, four hundred seventy".