162752138 has 8 divisors (see below), whose sum is σ = 256977120. Its totient is φ = 77093100.

The previous prime is 162752137. The next prime is 162752171. The reversal of 162752138 is 831257261.

It is a happy number.

162752138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 162752098 and 162752107.

It is not an unprimeable number, because it can be changed into a prime (162752137) 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, 2141438 + ... + 2141513.

It is an arithmetic number, because the mean of its divisors is an integer number (32122140).

Almost surely, 2^162752138 is an apocalyptic number.

162752138 is a deficient number, since it is larger than the sum of its proper divisors (94224982).

162752138 is a wasteful number, since it uses less digits than its factorization.

162752138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282972.

The product of its digits is 20160, while the sum is 35.

The square root of 162752138 is about 12757.4346167245. The cubic root of 162752138 is about 545.9785332389.

The spelling of 162752138 in words is "one hundred sixty-two million, seven hundred fifty-two thousand, one hundred thirty-eight".