6390276 has 12 divisors (see below), whose sum is σ = 14910672. Its totient is φ = 2130088.

The previous prime is 6390257. The next prime is 6390281. The reversal of 6390276 is 6720936.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266250 + ... + 266273.

It is an arithmetic number, because the mean of its divisors is an integer number (1242556).

Almost surely, 2^6390276 is an apocalyptic number.

It is an amenable number.

6390276 is an abundant number, since it is smaller than the sum of its proper divisors (8520396).

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

6390276 is a wasteful number, since it uses less digits than its factorization.

6390276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532530 (or 532528 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 6390276 is about 2527.8995233197. The cubic root of 6390276 is about 185.5694748278.

It can be divided in two parts, 6390 and 276, that added together give a palindrome (6666).

The spelling of 6390276 in words is "six million, three hundred ninety thousand, two hundred seventy-six".