1699368434 has 4 divisors (see below), whose sum is σ = 2549052654. Its totient is φ = 849684216.

The previous prime is 1699368431. The next prime is 1699368497. The reversal of 1699368434 is 4348639961.

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., 1697192809 + 2175625 = 41197^2 + 1475^2 .

It is a super-2 number, since 2×1699368434² = 5775706148951224712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1699368431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424842107 + ... + 424842110.

Almost surely, 2^1699368434 is an apocalyptic number.

1699368434 is a deficient number, since it is larger than the sum of its proper divisors (849684220).

1699368434 is an equidigital number, since it uses as much as digits as its factorization.

1699368434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849684219.

The product of its digits is 3359232, while the sum is 53.

The square root of 1699368434 is about 41223.3966819815. The cubic root of 1699368434 is about 1193.3353768747.

The spelling of 1699368434 in words is "one billion, six hundred ninety-nine million, three hundred sixty-eight thousand, four hundred thirty-four".