4640047236 has 36 divisors (see below), whose sum is σ = 12795282864. Its totient is φ = 1406074800.

The previous prime is 4640047229. The next prime is 4640047249. The reversal of 4640047236 is 6327400464.

4640047236 is a `hidden beast` number, since 4 + 640 + 0 + 4 + 7 + 2 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4640047236² = 43060076704622479392, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4640047236.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5858250 + ... + 5859041.

It is an arithmetic number, because the mean of its divisors is an integer number (355424524).

Almost surely, 2^4640047236 is an apocalyptic number.

It is an amenable number.

4640047236 is an abundant number, since it is smaller than the sum of its proper divisors (8155235628).

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

4640047236 is a wasteful number, since it uses less digits than its factorization.

4640047236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11717312 (or 11717307 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The square root of 4640047236 is about 68117.8921870018. The cubic root of 4640047236 is about 1667.9158429324.

It can be divided in two parts, 46400 and 47236, that added together give a square (93636 = 306²).

The spelling of 4640047236 in words is "four billion, six hundred forty million, forty-seven thousand, two hundred thirty-six".