42567742 has 8 divisors (see below), whose sum is σ = 72973296. Its totient is φ = 18243312.

The previous prime is 42567719. The next prime is 42567751. The reversal of 42567742 is 24776524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1520263 + ... + 1520290.

It is an arithmetic number, because the mean of its divisors is an integer number (9121662).

Almost surely, 2^42567742 is an apocalyptic number.

42567742 is a deficient number, since it is larger than the sum of its proper divisors (30405554).

42567742 is a wasteful number, since it uses less digits than its factorization.

42567742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040562.

The product of its digits is 94080, while the sum is 37.

The square root of 42567742 is about 6524.3959107338. The cubic root of 42567742 is about 349.1619186101.

The spelling of 42567742 in words is "forty-two million, five hundred sixty-seven thousand, seven hundred forty-two".