32048406 has 64 divisors (see below), whose sum is σ = 77898240. Its totient is φ = 9707040.

The previous prime is 32048381. The next prime is 32048441. The reversal of 32048406 is 60484023.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 32048406.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 49521 + ... + 50163.

It is an arithmetic number, because the mean of its divisors is an integer number (1217160).

Almost surely, 2^32048406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32048406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38949120).

32048406 is an abundant number, since it is smaller than the sum of its proper divisors (45849834).

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

32048406 is a wasteful number, since it uses less digits than its factorization.

32048406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 32048406 is about 5661.1311590529. The cubic root of 32048406 is about 317.6402125249.

The spelling of 32048406 in words is "thirty-two million, forty-eight thousand, four hundred six".