6869400 has 72 divisors (see below), whose sum is σ = 21496020. Its totient is φ = 1814720.

The previous prime is 6869399. The next prime is 6869407. The reversal of 6869400 is 49686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6869407) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 64147 + ... + 64253.

Almost surely, 2^6869400 is an apocalyptic number.

6869400 is a gapful number since it is divisible by the number (60) 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 6869400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10748010).

6869400 is an abundant number, since it is smaller than the sum of its proper divisors (14626620).

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

6869400 is a wasteful number, since it uses less digits than its factorization.

6869400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 6869400 is about 2620.9540247780. The cubic root of 6869400 is about 190.0959810533.

Multiplying 6869400 by its reverse (49686), we get a square (341313008400 = 584220²).

The spelling of 6869400 in words is "six million, eight hundred sixty-nine thousand, four hundred".