6355740 has 24 divisors (see below), whose sum is σ = 17796240. Its totient is φ = 1694848.

The previous prime is 6355733. The next prime is 6355759. The reversal of 6355740 is 475536.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 6355698 and 6355707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52905 + ... + 53024.

It is an arithmetic number, because the mean of its divisors is an integer number (741510).

Almost surely, 2^6355740 is an apocalyptic number.

6355740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6355740 is an abundant number, since it is smaller than the sum of its proper divisors (11440500).

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

6355740 is a wasteful number, since it uses less digits than its factorization.

6355740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105941 (or 105939 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 6355740 is about 2521.0593011669. The cubic root of 6355740 is about 185.2345697526.

It can be divided in two parts, 6 and 355740, that added together give a triangular number (355746 = T₈₄₃).

The spelling of 6355740 in words is "six million, three hundred fifty-five thousand, seven hundred forty".