1473212646 has 48 divisors (see below), whose sum is σ = 3282926400. Its totient is φ = 477114624.

The previous prime is 1473212641. The next prime is 1473212651. The reversal of 1473212646 is 6462123741.

1473212646 is a `hidden beast` number, since 1 + 4 + 7 + 3 + 2 + 1 + 2 + 646 = 666.

It is an interprime number because it is at equal distance from previous prime (1473212641) and next prime (1473212651).

It is a self number, because there is not a number n which added to its sum of digits gives 1473212646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473212641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 690910 + ... + 693038.

It is an arithmetic number, because the mean of its divisors is an integer number (68394300).

Almost surely, 2^1473212646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1473212646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1641463200).

1473212646 is an abundant number, since it is smaller than the sum of its proper divisors (1809713754).

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

1473212646 is a wasteful number, since it uses less digits than its factorization.

1473212646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213 (or 3210 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 1473212646 is about 38382.4523187354. The cubic root of 1473212646 is about 1137.8590797445.

The spelling of 1473212646 in words is "one billion, four hundred seventy-three million, two hundred twelve thousand, six hundred forty-six".