42407558 has 8 divisors (see below), whose sum is σ = 63640920. Its totient is φ = 21193920.

The previous prime is 42407557. The next prime is 42407569. The reversal of 42407558 is 85570424.

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 not an unprimeable number, because it can be changed into a prime (42407557) 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 3 ways as a sum of consecutive naturals, for example, 2993 + ... + 9683.

It is an arithmetic number, because the mean of its divisors is an integer number (7955115).

Almost surely, 2^42407558 is an apocalyptic number.

42407558 is a deficient number, since it is larger than the sum of its proper divisors (21233362).

42407558 is a wasteful number, since it uses less digits than its factorization.

42407558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9862.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 42407558 is about 6512.1085678910. The cubic root of 42407558 is about 348.7233983212.

The spelling of 42407558 in words is "forty-two million, four hundred seven thousand, five hundred fifty-eight".