2090319650 has 12 divisors (see below), whose sum is σ = 3887994642. Its totient is φ = 836127840.

The previous prime is 2090319619. The next prime is 2090319653. The reversal of 2090319650 is 569130902.

It can be written as a sum of positive squares in 3 ways, for example, as 1788359521 + 301960129 = 42289^2 + 17377^2 .

It is a super-2 number, since 2×2090319650² = 8738872478352245000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2090319650.

It is not an unprimeable number, because it can be changed into a prime (2090319653) 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 5 ways as a sum of consecutive naturals, for example, 20903147 + ... + 20903246.

Almost surely, 2^2090319650 is an apocalyptic number.

2090319650 is a deficient number, since it is larger than the sum of its proper divisors (1797674992).

2090319650 is a wasteful number, since it uses less digits than its factorization.

2090319650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41806405 (or 41806400 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 2090319650 is about 45720.0136701642. The cubic root of 2090319650 is about 1278.6084425446.

The spelling of 2090319650 in words is "two billion, ninety million, three hundred nineteen thousand, six hundred fifty".