42433406 has 8 divisors (see below), whose sum is σ = 63973800. Its totient is φ = 21108808.

The previous prime is 42433397. The next prime is 42433429. The reversal of 42433406 is 60433424.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53456 + ... + 54243.

It is an arithmetic number, because the mean of its divisors is an integer number (7996725).

Almost surely, 2^42433406 is an apocalyptic number.

42433406 is a deficient number, since it is larger than the sum of its proper divisors (21540394).

42433406 is a wasteful number, since it uses less digits than its factorization.

42433406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107898.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 42433406 is about 6514.0928762185. The cubic root of 42433406 is about 348.7942345283.

The spelling of 42433406 in words is "forty-two million, four hundred thirty-three thousand, four hundred six".