1699604394 has 16 divisors (see below), whose sum is σ = 3404707680. Its totient is φ = 565618320.

The previous prime is 1699604383. The next prime is 1699604429. The reversal of 1699604394 is 4934069961.

It is a super-2 number, since 2×1699604394² = 5777310192208214472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225097 + ... + 232524.

It is an arithmetic number, because the mean of its divisors is an integer number (212794230).

Almost surely, 2^1699604394 is an apocalyptic number.

1699604394 is an abundant number, since it is smaller than the sum of its proper divisors (1705103286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1699604394 is a wasteful number, since it uses less digits than its factorization.

1699604394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458245.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The square root of 1699604394 is about 41226.2585496186. The cubic root of 1699604394 is about 1193.3906064879.

The spelling of 1699604394 in words is "one billion, six hundred ninety-nine million, six hundred four thousand, three hundred ninety-four".