6744442 has 4 divisors (see below), whose sum is σ = 10116666. Its totient is φ = 3372220.

The previous prime is 6744433. The next prime is 6744469. The reversal of 6744442 is 2444476.

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

It can be written as a sum of positive squares in only one way, i.e., 5424241 + 1320201 = 2329^2 + 1149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1686109 + ... + 1686112.

Almost surely, 2^6744442 is an apocalyptic number.

6744442 is a deficient number, since it is larger than the sum of its proper divisors (3372224).

6744442 is a wasteful number, since it uses less digits than its factorization.

6744442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372223.

The product of its digits is 21504, while the sum is 31.

The square root of 6744442 is about 2597.0063534770. The cubic root of 6744442 is about 188.9362718244.

The spelling of 6744442 in words is "six million, seven hundred forty-four thousand, four hundred forty-two".