6156864 has 112 divisors (see below), whose sum is σ = 20726400. Its totient is φ = 1755648.

The previous prime is 6156853. The next prime is 6156877. The reversal of 6156864 is 4686516.

It is a tau number, because it is divible by the number of its divisors (112).

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

It is an Ulam number.

It is a zygodrome in base 6.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11842 + ... + 12350.

Almost surely, 2^6156864 is an apocalyptic number.

6156864 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6156864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10363200).

6156864 is an abundant number, since it is smaller than the sum of its proper divisors (14569536).

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

6156864 is a wasteful number, since it uses less digits than its factorization.

6156864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537 (or 521 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 6156864 is about 2481.3028835674. The cubic root of 6156864 is about 183.2820161237.

The spelling of 6156864 in words is "six million, one hundred fifty-six thousand, eight hundred sixty-four".