2073578406 has 16 divisors (see below), whose sum is σ = 4280936448. Its totient is φ = 668896200.

The previous prime is 2073578347. The next prime is 2073578407. The reversal of 2073578406 is 6048753702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2073578407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5573950 + ... + 5574321.

It is an arithmetic number, because the mean of its divisors is an integer number (267558528).

Almost surely, 2^2073578406 is an apocalyptic number.

2073578406 is an abundant number, since it is smaller than the sum of its proper divisors (2207358042).

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

2073578406 is a wasteful number, since it uses less digits than its factorization.

2073578406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11148307.

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 2073578406 is about 45536.5612008636. The cubic root of 2073578406 is about 1275.1858564897.

The spelling of 2073578406 in words is "two billion, seventy-three million, five hundred seventy-eight thousand, four hundred six".