42567456 has 48 divisors (see below), whose sum is σ = 118317024. Its totient is φ = 13353984.

The previous prime is 42567451. The next prime is 42567487. The reversal of 42567456 is 65476524.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42567451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11410 + ... + 14673.

It is an arithmetic number, because the mean of its divisors is an integer number (2464938).

Almost surely, 2^42567456 is an apocalyptic number.

It is an amenable number.

42567456 is an abundant number, since it is smaller than the sum of its proper divisors (75749568).

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

42567456 is a wasteful number, since it uses less digits than its factorization.

42567456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26113 (or 26105 counting only the distinct ones).

The product of its digits is 201600, while the sum is 39.

The square root of 42567456 is about 6524.3739929590. The cubic root of 42567456 is about 349.1611366367.

The spelling of 42567456 in words is "forty-two million, five hundred sixty-seven thousand, four hundred fifty-six".