2090064557 has 16 divisors (see below), whose sum is σ = 2431296000. Its totient is φ = 1759550640.

The previous prime is 2090064551. The next prime is 2090064577. The reversal of 2090064557 is 7554600902.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2090064557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2090064557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090064551) 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 15 ways as a sum of consecutive naturals, for example, 865682 + ... + 868092.

It is an arithmetic number, because the mean of its divisors is an integer number (151956000).

Almost surely, 2^2090064557 is an apocalyptic number.

It is an amenable number.

2090064557 is a deficient number, since it is larger than the sum of its proper divisors (341231443).

2090064557 is a wasteful number, since it uses less digits than its factorization.

2090064557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 2090064557 is about 45717.2238549105. The cubic root of 2090064557 is about 1278.5564285967.

The spelling of 2090064557 in words is "two billion, ninety million, sixty-four thousand, five hundred fifty-seven".