6942400 has 42 divisors (see below), whose sum is σ = 17086580. Its totient is φ = 2776320.

The previous prime is 6942379. The next prime is 6942401. The reversal of 6942400 is 42496.

6942400 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (6942401) 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, 570 + ... + 3769.

Almost surely, 2^6942400 is an apocalyptic number.

It is an amenable number.

6942400 is an abundant number, since it is smaller than the sum of its proper divisors (10144180).

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

6942400 is a wasteful number, since it uses less digits than its factorization.

6942400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4361 (or 4346 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 6942400 is about 2634.8434488599. The cubic root of 6942400 is about 190.7669828172.

Adding to 6942400 its reverse (42496), we get a palindrome (6984896).

The spelling of 6942400 in words is "six million, nine hundred forty-two thousand, four hundred".