6261864 has 32 divisors (see below), whose sum is σ = 17891520. Its totient is φ = 1789056.

The previous prime is 6261863. The next prime is 6261869. The reversal of 6261864 is 4681626.

It is a happy number.

6261864 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (6261863) 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, 18469 + ... + 18804.

It is an arithmetic number, because the mean of its divisors is an integer number (559110).

Almost surely, 2^6261864 is an apocalyptic number.

It is an amenable number.

6261864 is an abundant number, since it is smaller than the sum of its proper divisors (11629656).

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

6261864 is a wasteful number, since it uses less digits than its factorization.

6261864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37289 (or 37285 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 6261864 is about 2502.3716750315. The cubic root of 6261864 is about 184.3180541937.

The spelling of 6261864 in words is "six million, two hundred sixty-one thousand, eight hundred sixty-four".