162044906 has 4 divisors (see below), whose sum is σ = 243067362. Its totient is φ = 81022452.

The previous prime is 162044891. The next prime is 162044917. The reversal of 162044906 is 609440261.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 609440261 = 757 ⋅805073.

It can be written as a sum of positive squares in only one way, i.e., 157879225 + 4165681 = 12565^2 + 2041^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40511225 + ... + 40511228.

Almost surely, 2^162044906 is an apocalyptic number.

162044906 is a deficient number, since it is larger than the sum of its proper divisors (81022456).

162044906 is an equidigital number, since it uses as much as digits as its factorization.

162044906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81022455.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 162044906 is about 12729.6860134098. The cubic root of 162044906 is about 545.1865433304.

The spelling of 162044906 in words is "one hundred sixty-two million, forty-four thousand, nine hundred six".