42662401 has 8 divisors (see below), whose sum is σ = 47136384. Its totient is φ = 38406720.

The previous prime is 42662387. The next prime is 42662413. The reversal of 42662401 is 10426624.

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 42662401 - 2⁹ = 42661889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42662461) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54165 + ... + 54946.

It is an arithmetic number, because the mean of its divisors is an integer number (5892048).

Almost surely, 2^42662401 is an apocalyptic number.

It is an amenable number.

42662401 is a deficient number, since it is larger than the sum of its proper divisors (4473983).

42662401 is a wasteful number, since it uses less digits than its factorization.

42662401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109151.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 42662401 is about 6531.6461171744. The cubic root of 42662401 is about 349.4205404968.

The spelling of 42662401 in words is "forty-two million, six hundred sixty-two thousand, four hundred one".