2073891564 has 36 divisors (see below), whose sum is σ = 5243718480. Its totient is φ = 691115040.

The previous prime is 2073891559. The next prime is 2073891571. The reversal of 2073891564 is 4651983702.

2073891564 is a `hidden beast` number, since 2 + 0 + 7 + 3 + 89 + 1 + 564 = 666.

2073891564 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

2073891564 is strictly pandigital in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269409 + ... + 276999.

It is a 1-persistent number, because it is pandigital, but 2⋅2073891564 = 4147783128 is not.

Almost surely, 2^2073891564 is an apocalyptic number.

It is an amenable number.

2073891564 is an abundant number, since it is smaller than the sum of its proper divisors (3169826916).

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

2073891564 is a wasteful number, since it uses less digits than its factorization.

2073891564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15190 (or 15185 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 2073891564 is about 45539.9996047431. Note that the first 3 decimals coincide. The cubic root of 2073891564 is about 1275.2500473831.

The spelling of 2073891564 in words is "two billion, seventy-three million, eight hundred ninety-one thousand, five hundred sixty-four".