840098002 has 16 divisors (see below), whose sum is σ = 1279080000. Its totient is φ = 413780400.

The previous prime is 840097997. The next prime is 840098033. The reversal of 840098002 is 200890048.

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, 29749 + ... + 50647.

It is an arithmetic number, because the mean of its divisors is an integer number (79942500).

Almost surely, 2^840098002 is an apocalyptic number.

840098002 is a deficient number, since it is larger than the sum of its proper divisors (438981998).

840098002 is a wasteful number, since it uses less digits than its factorization.

840098002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21201.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 840098002 is about 28984.4441381925. Note that the first 3 decimals coincide. The cubic root of 840098002 is about 943.5754885606.

The spelling of 840098002 in words is "eight hundred forty million, ninety-eight thousand, two".