6375428 has 6 divisors (see below), whose sum is σ = 11157006. Its totient is φ = 3187712.

The previous prime is 6375427. The next prime is 6375437. The reversal of 6375428 is 8245736.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6240004 + 135424 = 2498^2 + 368^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6375427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 796925 + ... + 796932.

It is an arithmetic number, because the mean of its divisors is an integer number (1859501).

Almost surely, 2^6375428 is an apocalyptic number.

It is an amenable number.

6375428 is a deficient number, since it is larger than the sum of its proper divisors (4781578).

6375428 is a wasteful number, since it uses less digits than its factorization.

6375428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593861 (or 1593859 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 6375428 is about 2524.9609897977. The cubic root of 6375428 is about 185.4256379337.

The spelling of 6375428 in words is "six million, three hundred seventy-five thousand, four hundred twenty-eight".