162194849 has 4 divisors (see below), whose sum is σ = 170731440. Its totient is φ = 153658260.

The previous prime is 162194843. The next prime is 162194861. The reversal of 162194849 is 948491261.

162194849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 162194849 - 2²⁰ = 161146273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162194843) 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, 4268267 + ... + 4268304.

It is an arithmetic number, because the mean of its divisors is an integer number (42682860).

Almost surely, 2^162194849 is an apocalyptic number.

162194849 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

162194849 is a deficient number, since it is larger than the sum of its proper divisors (8536591).

162194849 is an equidigital number, since it uses as much as digits as its factorization.

162194849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8536590.

The product of its digits is 124416, while the sum is 44.

The square root of 162194849 is about 12735.5741527424. The cubic root of 162194849 is about 545.3546483882.

The spelling of 162194849 in words is "one hundred sixty-two million, one hundred ninety-four thousand, eight hundred forty-nine".