162694394 has 12 divisors (see below), whose sum is σ = 245220954. Its totient is φ = 80955384.

The previous prime is 162694391. The next prime is 162694409. The reversal of 162694394 is 493496261.

It is a happy number.

162694394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 136305625 + 26388769 = 11675^2 + 5137^2 .

It is not an unprimeable number, because it can be changed into a prime (162694391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 348149 + ... + 348615.

Almost surely, 2^162694394 is an apocalyptic number.

162694394 is a deficient number, since it is larger than the sum of its proper divisors (82526560).

162694394 is an frugal number, since it uses more digits than its factorization.

162694394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309 (or 842 counting only the distinct ones).

The product of its digits is 279936, while the sum is 44.

The square root of 162694394 is about 12755.1712650203. The cubic root of 162694394 is about 545.9139550525.

The spelling of 162694394 in words is "one hundred sixty-two million, six hundred ninety-four thousand, three hundred ninety-four".