6426040 has 16 divisors (see below), whose sum is σ = 14458680. Its totient is φ = 2570400.

The previous prime is 6426019. The next prime is 6426041. The reversal of 6426040 is 406246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80286 + ... + 80365.

Almost surely, 2^6426040 is an apocalyptic number.

It is an amenable number.

6426040 is an abundant number, since it is smaller than the sum of its proper divisors (8032640).

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

6426040 is a wasteful number, since it uses less digits than its factorization.

6426040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160662 (or 160658 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 6426040 is about 2534.9635105855. The cubic root of 6426040 is about 185.9150187965.

The spelling of 6426040 in words is "six million, four hundred twenty-six thousand, forty".