842600406 has 16 divisors (see below), whose sum is σ = 1687163904. Its totient is φ = 280539624.

The previous prime is 842600401. The next prime is 842600419. The reversal of 842600406 is 604006248.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842600401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76186 + ... + 86541.

It is an arithmetic number, because the mean of its divisors is an integer number (105447744).

Almost surely, 2^842600406 is an apocalyptic number.

842600406 is an abundant number, since it is smaller than the sum of its proper divisors (844563498).

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

842600406 is a wasteful number, since it uses less digits than its factorization.

842600406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163595.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 842600406 is about 29027.5800920435. The cubic root of 842600406 is about 944.5114375003.

The spelling of 842600406 in words is "eight hundred forty-two million, six hundred thousand, four hundred six".