1690094083 has 4 divisors (see below), whose sum is σ = 1789511400. Its totient is φ = 1590676768.

The previous prime is 1690093963. The next prime is 1690094093. The reversal of 1690094083 is 3804900961.

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

It is a cyclic number.

It is not a de Polignac number, because 1690094083 - 2²¹ = 1687996931 is a prime.

It is a super-2 number, since 2×1690094083² = 5712836018783221778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1690094093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49708633 + ... + 49708666.

It is an arithmetic number, because the mean of its divisors is an integer number (447377850).

Almost surely, 2^1690094083 is an apocalyptic number.

1690094083 is a deficient number, since it is larger than the sum of its proper divisors (99417317).

1690094083 is an equidigital number, since it uses as much as digits as its factorization.

1690094083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99417316.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1690094083 is about 41110.7538607601. The cubic root of 1690094083 is about 1191.1605285094.

The spelling of 1690094083 in words is "one billion, six hundred ninety million, ninety-four thousand, eighty-three".