6742020 has 48 divisors (see below), whose sum is σ = 18990720. Its totient is φ = 1787136.

The previous prime is 6742003. The next prime is 6742037. The reversal of 6742020 is 202476.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6742003) and next prime (6742037).

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, 18601 + ... + 18959.

It is an arithmetic number, because the mean of its divisors is an integer number (395640).

Almost surely, 2^6742020 is an apocalyptic number.

6742020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6742020 is an abundant number, since it is smaller than the sum of its proper divisors (12248700).

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

6742020 is a wasteful number, since it uses less digits than its factorization.

6742020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 682 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 6742020 is about 2596.5400054688. The cubic root of 6742020 is about 188.9136527830.

Adding to 6742020 its reverse (202476), we get a palindrome (6944496).

The spelling of 6742020 in words is "six million, seven hundred forty-two thousand, twenty".