2236399008 has 48 divisors (see below), whose sum is σ = 5873706720. Its totient is φ = 745065216.

The previous prime is 2236399001. The next prime is 2236399013. The reversal of 2236399008 is 8009936322.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (2236399001) 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, 212691 + ... + 222957.

It is an arithmetic number, because the mean of its divisors is an integer number (122368890).

Almost surely, 2^2236399008 is an apocalyptic number.

It is an amenable number.

2236399008 is an abundant number, since it is smaller than the sum of its proper divisors (3637307712).

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

2236399008 is a wasteful number, since it uses less digits than its factorization.

2236399008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12549 (or 12541 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 2236399008 is about 47290.5805420065. The cubic root of 2236399008 is about 1307.7250120981.

The spelling of 2236399008 in words is "two billion, two hundred thirty-six million, three hundred ninety-nine thousand, eight".