42659424 has 36 divisors (see below), whose sum is σ = 121313556. Its totient is φ = 14219712.

The previous prime is 42659413. The next prime is 42659479. The reversal of 42659424 is 42495624.

42659424 is a `hidden beast` number, since 42 + 6 + 594 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73774 + ... + 74349.

It is an arithmetic number, because the mean of its divisors is an integer number (3369821).

Almost surely, 2^42659424 is an apocalyptic number.

It is an amenable number.

42659424 is an abundant number, since it is smaller than the sum of its proper divisors (78654132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42659424 is a wasteful number, since it uses less digits than its factorization.

42659424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148139 (or 148128 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 42659424 is about 6531.4182227140. The cubic root of 42659424 is about 349.4124127378.

It can be divided in two parts, 4265 and 9424, that added together give a square (13689 = 117²).

The spelling of 42659424 in words is "forty-two million, six hundred fifty-nine thousand, four hundred twenty-four".