5236234640 has 320 divisors, whose sum is σ = 15685996032. Its totient is φ = 1581465600.

The previous prime is 5236234621. The next prime is 5236234649. The reversal of 5236234640 is 464326325.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 5236234640.

It is not an unprimeable number, because it can be changed into a prime (5236234649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15819275 + ... + 15819605.

Almost surely, 2^5236234640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5236234640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7842998016).

5236234640 is an abundant number, since it is smaller than the sum of its proper divisors (10449761392).

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

5236234640 is a wasteful number, since it uses less digits than its factorization.

5236234640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

The square root of 5236234640 is about 72361.8313753874. The cubic root of 5236234640 is about 1736.4929847115.

The spelling of 5236234640 in words is "five billion, two hundred thirty-six million, two hundred thirty-four thousand, six hundred forty".