2420899836 has 24 divisors (see below), whose sum is σ = 5666594640. Its totient is φ = 804419712.

The previous prime is 2420899813. The next prime is 2420899837. The reversal of 2420899836 is 6389980242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420899837) 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, 314401 + ... + 322008.

It is an arithmetic number, because the mean of its divisors is an integer number (236108110).

Almost surely, 2^2420899836 is an apocalyptic number.

It is an amenable number.

2420899836 is an abundant number, since it is smaller than the sum of its proper divisors (3245694804).

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

2420899836 is a wasteful number, since it uses less digits than its factorization.

2420899836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636733 (or 636731 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 2420899836 is about 49202.6405388979. The cubic root of 2420899836 is about 1342.7410728473.

The spelling of 2420899836 in words is "two billion, four hundred twenty million, eight hundred ninety-nine thousand, eight hundred thirty-six".