6417742 has 8 divisors (see below), whose sum is σ = 9722232. Its totient is φ = 3177000.

The previous prime is 6417739. The next prime is 6417743. The reversal of 6417742 is 2477146.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6417743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15684 + ... + 16087.

It is an arithmetic number, because the mean of its divisors is an integer number (1215279).

Almost surely, 2^6417742 is an apocalyptic number.

6417742 is a deficient number, since it is larger than the sum of its proper divisors (3304490).

6417742 is a wasteful number, since it uses less digits than its factorization.

6417742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31874.

The product of its digits is 9408, while the sum is 31.

The square root of 6417742 is about 2533.3262719200. The cubic root of 6417742 is about 185.8349597790.

The spelling of 6417742 in words is "six million, four hundred seventeen thousand, seven hundred forty-two".