12473406 has 96 divisors (see below), whose sum is σ = 32175360. Its totient is φ = 3571920.

The previous prime is 12473371. The next prime is 12473411. The reversal of 12473406 is 60437421.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12473406.

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, 150241 + ... + 150323.

It is an arithmetic number, because the mean of its divisors is an integer number (335160).

Almost surely, 2^12473406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12473406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16087680).

12473406 is an abundant number, since it is smaller than the sum of its proper divisors (19701954).

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

12473406 is a wasteful number, since it uses less digits than its factorization.

12473406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 12473406 is about 3531.7709438750. The cubic root of 12473406 is about 231.9147402723.

The spelling of 12473406 in words is "twelve million, four hundred seventy-three thousand, four hundred six".