6448542 has 32 divisors (see below), whose sum is σ = 13768704. Its totient is φ = 2006400.

The previous prime is 6448537. The next prime is 6448553. The reversal of 6448542 is 2458446.

It is a congruent number.

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, 19317 + ... + 19647.

It is an arithmetic number, because the mean of its divisors is an integer number (430272).

Almost surely, 2^6448542 is an apocalyptic number.

6448542 is an abundant number, since it is smaller than the sum of its proper divisors (7320162).

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

6448542 is a wasteful number, since it uses less digits than its factorization.

6448542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544.

The product of its digits is 30720, while the sum is 33.

The square root of 6448542 is about 2539.3979601472. The cubic root of 6448542 is about 186.1317715800.

The spelling of 6448542 in words is "six million, four hundred forty-eight thousand, five hundred forty-two".