162745572 has 48 divisors (see below), whose sum is σ = 416953152. Its totient is φ = 48996480.

The previous prime is 162745559. The next prime is 162745577. The reversal of 162745572 is 275547261.

162745572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×162745572² = 52972242411214368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 162745572.

It is not an unprimeable number, because it can be changed into a prime (162745577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16798 + ... + 24650.

It is an arithmetic number, because the mean of its divisors is an integer number (8686524).

Almost surely, 2^162745572 is an apocalyptic number.

162745572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162745572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208476576).

162745572 is an abundant number, since it is smaller than the sum of its proper divisors (254207580).

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

162745572 is a wasteful number, since it uses less digits than its factorization.

162745572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8028 (or 8026 counting only the distinct ones).

The product of its digits is 117600, while the sum is 39.

The square root of 162745572 is about 12757.1772739897. The cubic root of 162745572 is about 545.9711909017.

The spelling of 162745572 in words is "one hundred sixty-two million, seven hundred forty-five thousand, five hundred seventy-two".