2075757994 has 4 divisors (see below), whose sum is σ = 3113636994. Its totient is φ = 1037878996.

The previous prime is 2075757913. The next prime is 2075758007. The reversal of 2075757994 is 4997575702.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1687155625 + 388602369 = 41075^2 + 19713^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 518939497 + ... + 518939500.

Almost surely, 2^2075757994 is an apocalyptic number.

2075757994 is a deficient number, since it is larger than the sum of its proper divisors (1037879000).

2075757994 is a wasteful number, since it uses less digits than its factorization.

2075757994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037878999.

The product of its (nonzero) digits is 5556600, while the sum is 55.

The square root of 2075757994 is about 45560.4872010825. The cubic root of 2075757994 is about 1275.6324928497.

The spelling of 2075757994 in words is "two billion, seventy-five million, seven hundred fifty-seven thousand, nine hundred ninety-four".