6867400 has 24 divisors (see below), whose sum is σ = 15967170. Its totient is φ = 2746880.

The previous prime is 6867389. The next prime is 6867407. The reversal of 6867400 is 47686.

It can be written as a sum of positive squares in 3 ways, for example, as 4901796 + 1965604 = 2214^2 + 1402^2 .

It is a super-2 number, since 2×6867400² = 94322365520000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6867407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16969 + ... + 17368.

Almost surely, 2^6867400 is an apocalyptic number.

It is an amenable number.

6867400 is an abundant number, since it is smaller than the sum of its proper divisors (9099770).

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

6867400 is a wasteful number, since it uses less digits than its factorization.

6867400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34353 (or 34344 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 6867400 is about 2620.5724565446. The cubic root of 6867400 is about 190.0775306857.

The spelling of 6867400 in words is "six million, eight hundred sixty-seven thousand, four hundred".