6340734 has 32 divisors (see below), whose sum is σ = 14580000. Its totient is φ = 2040192.

The previous prime is 6340721. The next prime is 6340739. The reversal of 6340734 is 4370436.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 6340698 and 6340707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459 + ... + 3590.

It is an arithmetic number, because the mean of its divisors is an integer number (455625).

Almost surely, 2^6340734 is an apocalyptic number.

6340734 is an abundant number, since it is smaller than the sum of its proper divisors (8239266).

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

6340734 is a wasteful number, since it uses less digits than its factorization.

6340734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089 (or 4083 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 6340734 is about 2518.0814125044. The cubic root of 6340734 is about 185.0886743147.

The spelling of 6340734 in words is "six million, three hundred forty thousand, seven hundred thirty-four".