6490472236 has 12 divisors (see below), whose sum is σ = 11550840840. Its totient is φ = 3190232000.

The previous prime is 6490472227. The next prime is 6490472237. The reversal of 6490472236 is 6322740946.

It is a junction number, because it is equal to n+sod(n) for n = 6490472192 and 6490472201.

It is not an unprimeable number, because it can be changed into a prime (6490472237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13750765 + ... + 13751236.

It is an arithmetic number, because the mean of its divisors is an integer number (962570070).

Almost surely, 2^6490472236 is an apocalyptic number.

It is an amenable number.

6490472236 is a deficient number, since it is larger than the sum of its proper divisors (5060368604).

6490472236 is a wasteful number, since it uses less digits than its factorization.

6490472236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27502064 (or 27502062 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 6490472236 is about 80563.4671299591. The cubic root of 6490472236 is about 1865.3432739076.

The spelling of 6490472236 in words is "six billion, four hundred ninety million, four hundred seventy-two thousand, two hundred thirty-six".