42602406 has 96 divisors (see below), whose sum is σ = 109396224. Its totient is φ = 10824000.

The previous prime is 42602387. The next prime is 42602411. The reversal of 42602406 is 60420624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 421756 + ... + 421856.

It is an arithmetic number, because the mean of its divisors is an integer number (1139544).

Almost surely, 2^42602406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42602406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54698112).

42602406 is an abundant number, since it is smaller than the sum of its proper divisors (66793818).

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

42602406 is a wasteful number, since it uses less digits than its factorization.

42602406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 42602406 is about 6527.0518612924. The cubic root of 42602406 is about 349.2566700526.

It can be divided in two parts, 4260 and 2406, that added together give a palindrome (6666).

The spelling of 42602406 in words is "forty-two million, six hundred two thousand, four hundred six".