42662405 has 8 divisors (see below), whose sum is σ = 51259392. Its totient is φ = 34086928.

The previous prime is 42662387. The next prime is 42662413. The reversal of 42662405 is 50426624.

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 42662405 - 2⁶ = 42662341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629 + ... + 9258.

It is an arithmetic number, because the mean of its divisors is an integer number (6407424).

Almost surely, 2^42662405 is an apocalyptic number.

It is an amenable number.

42662405 is a deficient number, since it is larger than the sum of its proper divisors (8596987).

42662405 is an equidigital number, since it uses as much as digits as its factorization.

42662405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10755.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 42662405 is about 6531.6464233760. The cubic root of 42662405 is about 349.4205514173.

The spelling of 42662405 in words is "forty-two million, six hundred sixty-two thousand, four hundred five".