2073662556 has 36 divisors (see below), whose sum is σ = 5628514248. Its totient is φ = 592474848.

The previous prime is 2073662537. The next prime is 2073662579. The reversal of 2073662556 is 6552663702.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1762731 + ... + 1763906.

It is an arithmetic number, because the mean of its divisors is an integer number (156347618).

Almost surely, 2^2073662556 is an apocalyptic number.

It is an amenable number.

2073662556 is an abundant number, since it is smaller than the sum of its proper divisors (3554851692).

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

2073662556 is a wasteful number, since it uses less digits than its factorization.

2073662556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526658 (or 3526649 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The square root of 2073662556 is about 45537.4851743045. The cubic root of 2073662556 is about 1275.2031061289.

The spelling of 2073662556 in words is "two billion, seventy-three million, six hundred sixty-two thousand, five hundred fifty-six".