42662403 has 32 divisors (see below), whose sum is σ = 73612800. Its totient is φ = 23912928.

The previous prime is 42662387. The next prime is 42662413. The reversal of 42662403 is 30426624.

It is not a de Polignac number, because 42662403 - 2⁴ = 42662387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42662413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7888 + ... + 12146.

It is an arithmetic number, because the mean of its divisors is an integer number (2300400).

Almost surely, 2^42662403 is an apocalyptic number.

42662403 is a deficient number, since it is larger than the sum of its proper divisors (30950397).

42662403 is a wasteful number, since it uses less digits than its factorization.

42662403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328 (or 4322 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 42662403 is about 6531.6462702752. The cubic root of 42662403 is about 349.4205459571.

The spelling of 42662403 in words is "forty-two million, six hundred sixty-two thousand, four hundred three".