42406024 has 32 divisors (see below), whose sum is σ = 88624800. Its totient is φ = 18904320.

The previous prime is 42406019. The next prime is 42406031. The reversal of 42406024 is 42060424.

It is a junction number, because it is equal to n+sod(n) for n = 42405986 and 42406004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5622 + ... + 10789.

It is an arithmetic number, because the mean of its divisors is an integer number (2769525).

Almost surely, 2^42406024 is an apocalyptic number.

It is an amenable number.

42406024 is an abundant number, since it is smaller than the sum of its proper divisors (46218776).

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

42406024 is a wasteful number, since it uses less digits than its factorization.

42406024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16453 (or 16449 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 42406024 is about 6511.9907862343. The cubic root of 42406024 is about 348.7191935036.

Adding to 42406024 its reverse (42060424), we get a palindrome (84466448).

The spelling of 42406024 in words is "forty-two million, four hundred six thousand, twenty-four".