162023004 has 180 divisors, whose sum is σ = 502203240. Its totient is φ = 45152640.

The previous prime is 162022999. The next prime is 162023009. The reversal of 162023004 is 400320261.

It is a happy number.

162023004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (162022999) and next prime (162023009).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162023009) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 602182 + ... + 602450.

It is an arithmetic number, because the mean of its divisors is an integer number (2790018).

Almost surely, 2^162023004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162023004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251101620).

162023004 is an abundant number, since it is smaller than the sum of its proper divisors (340180236).

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

162023004 is a wasteful number, since it uses less digits than its factorization.

162023004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 162023004 is about 12728.8257117458. The cubic root of 162023004 is about 545.1619797408.

Adding to 162023004 its reverse (400320261), we get a palindrome (562343265).

The spelling of 162023004 in words is "one hundred sixty-two million, twenty-three thousand, four".