6523442 has 4 divisors (see below), whose sum is σ = 9785166. Its totient is φ = 3261720.

The previous prime is 6523381. The next prime is 6523477. The reversal of 6523442 is 2443256.

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., 5764801 + 758641 = 2401^2 + 871^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630859 + ... + 1630862.

Almost surely, 2^6523442 is an apocalyptic number.

6523442 is a deficient number, since it is larger than the sum of its proper divisors (3261724).

6523442 is a wasteful number, since it uses less digits than its factorization.

6523442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261723.

The product of its digits is 5760, while the sum is 26.

The square root of 6523442 is about 2554.1029736485. The cubic root of 6523442 is about 186.8496413057.

Adding to 6523442 its reverse (2443256), we get a palindrome (8966698).

The spelling of 6523442 in words is "six million, five hundred twenty-three thousand, four hundred forty-two".