6467542 has 4 divisors (see below), whose sum is σ = 9701316. Its totient is φ = 3233770.

The previous prime is 6467533. The next prime is 6467557. The reversal of 6467542 is 2457646.

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

It is a junction number, because it is equal to n+sod(n) for n = 6467498 and 6467507.

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, 1616884 + ... + 1616887.

It is an arithmetic number, because the mean of its divisors is an integer number (2425329).

Almost surely, 2^6467542 is an apocalyptic number.

6467542 is a deficient number, since it is larger than the sum of its proper divisors (3233774).

6467542 is a wasteful number, since it uses less digits than its factorization.

6467542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233773.

The product of its digits is 40320, while the sum is 34.

The square root of 6467542 is about 2543.1362527399. The cubic root of 6467542 is about 186.3143987027.

The spelling of 6467542 in words is "six million, four hundred sixty-seven thousand, five hundred forty-two".