1694828853 has 20 divisors (see below), whose sum is σ = 2641861728. Its totient is φ = 1080759240.

The previous prime is 1694828827. The next prime is 1694828873. The reversal of 1694828853 is 3588284961.

It is not a de Polignac number, because 1694828853 - 2¹⁰ = 1694827829 is a prime.

It is a super-2 number, since 2×1694828853² = 5744889681922591218, 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 1694828853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1694828803) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 453003 + ... + 456728.

Almost surely, 2^1694828853 is an apocalyptic number.

It is an amenable number.

1694828853 is a deficient number, since it is larger than the sum of its proper divisors (947032875).

1694828853 is an equidigital number, since it uses as much as digits as its factorization.

1694828853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909766 (or 909757 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 1694828853 is about 41168.2991268767. The cubic root of 1694828853 is about 1192.2718300845.

The spelling of 1694828853 in words is "one billion, six hundred ninety-four million, eight hundred twenty-eight thousand, eight hundred fifty-three".