2870009842 has 16 divisors (see below), whose sum is σ = 4924723392. Its totient is φ = 1228827600.
The previous prime is 2870009809. The next prime is 2870009843. The reversal of 2870009842 is 2489000782.
It is a junction number, because it is equal to n+sod(n) for n = 2870009795 and 2870009804.
It is not an unprimeable number, because it can be changed into a prime (2870009843) 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, 82813 + ... + 112240.
It is an arithmetic number, because the mean of its divisors is an integer number (307795212).
Almost surely, 22870009842 is an apocalyptic number.
2870009842 is a deficient number, since it is larger than the sum of its proper divisors (2054713550).
2870009842 is a wasteful number, since it uses less digits than its factorization.
2870009842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 196113.
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 2870009842 is about 53572.4728008704. The cubic root of 2870009842 is about 1421.1103267861.
The spelling of 2870009842 in words is "two billion, eight hundred seventy million, nine thousand, eight hundred forty-two".
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