42264587 has 8 divisors (see below), whose sum is σ = 42865200. Its totient is φ = 41666944.

The previous prime is 42264581. The next prime is 42264617. The reversal of 42264587 is 78546224.

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

It is a cyclic number.

It is not a de Polignac number, because 42264587 - 2¹⁰ = 42263563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42264587.

It is not an unprimeable number, because it can be changed into a prime (42264581) 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, 51839 + ... + 52647.

It is an arithmetic number, because the mean of its divisors is an integer number (5358150).

Almost surely, 2^42264587 is an apocalyptic number.

42264587 is a deficient number, since it is larger than the sum of its proper divisors (600613).

42264587 is an equidigital number, since it uses as much as digits as its factorization.

42264587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485.

The product of its digits is 107520, while the sum is 38.

The square root of 42264587 is about 6501.1219800893. The cubic root of 42264587 is about 348.3310667852.

The spelling of 42264587 in words is "forty-two million, two hundred sixty-four thousand, five hundred eighty-seven".