6407340 has 48 divisors (see below), whose sum is σ = 18724608. Its totient is φ = 1633984.

The previous prime is 6407333. The next prime is 6407371. The reversal of 6407340 is 437046.

It is a self number, because there is not a number n which added to its sum of digits gives 6407340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 942 + ... + 3701.

It is an arithmetic number, because the mean of its divisors is an integer number (390096).

Almost surely, 2^6407340 is an apocalyptic number.

6407340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6407340 is an abundant number, since it is smaller than the sum of its proper divisors (12317268).

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

6407340 is a wasteful number, since it uses less digits than its factorization.

6407340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4678 (or 4676 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 6407340 is about 2531.2724073082. The cubic root of 6407340 is about 185.7345038569.

The spelling of 6407340 in words is "six million, four hundred seven thousand, three hundred forty".