2912273406 has 64 divisors (see below), whose sum is σ = 7429632000. Its totient is φ = 828322848.

The previous prime is 2912273369. The next prime is 2912273411. The reversal of 2912273406 is 6043722192.

2912273406 is a `hidden beast` number, since 2 + 91 + 227 + 340 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67020 + ... + 101568.

It is an arithmetic number, because the mean of its divisors is an integer number (116088000).

Almost surely, 2^2912273406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2912273406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3714816000).

2912273406 is an abundant number, since it is smaller than the sum of its proper divisors (4517358594).

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

2912273406 is a wasteful number, since it uses less digits than its factorization.

2912273406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34790 (or 34784 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 2912273406 is about 53965.4834686024. The cubic root of 2912273406 is about 1428.0520865826.

Adding to 2912273406 its reverse (6043722192), we get a palindrome (8955995598).

The spelling of 2912273406 in words is "two billion, nine hundred twelve million, two hundred seventy-three thousand, four hundred six".