6379742 has 4 divisors (see below), whose sum is σ = 9569616. Its totient is φ = 3189870.

The previous prime is 6379699. The next prime is 6379753. The reversal of 6379742 is 2479736.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6379742² = 81402215973128, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6⁵ + 3⁹ + 7² + 9⁵ + 7⁸ + 4⁶ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 6379696 and 6379705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1594934 + ... + 1594937.

It is an arithmetic number, because the mean of its divisors is an integer number (2392404).

Almost surely, 2^6379742 is an apocalyptic number.

6379742 is a deficient number, since it is larger than the sum of its proper divisors (3189874).

6379742 is a wasteful number, since it uses less digits than its factorization.

6379742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189873.

The product of its digits is 63504, while the sum is 38.

The square root of 6379742 is about 2525.8151159576. The cubic root of 6379742 is about 185.4674519026.

The spelling of 6379742 in words is "six million, three hundred seventy-nine thousand, seven hundred forty-two".