162988488 has 192 divisors, whose sum is σ = 507911040. Its totient is φ = 46835712.

The previous prime is 162988457. The next prime is 162988519. The reversal of 162988488 is 884889261.

162988488 is a `hidden beast` number, since 1 + 629 + 8 + 8 + 4 + 8 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (162988457) and next prime (162988519).

It is a super-2 number, since 2×162988488² = 53130494441052288, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1442320 + ... + 1442432.

It is an arithmetic number, because the mean of its divisors is an integer number (2645370).

Almost surely, 2^162988488 is an apocalyptic number.

162988488 is a gapful number since it is divisible by the number (18) 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 162988488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253955520).

162988488 is an abundant number, since it is smaller than the sum of its proper divisors (344922552).

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

162988488 is a wasteful number, since it uses less digits than its factorization.

162988488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 221 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 54.

The square root of 162988488 is about 12766.6944821281. The cubic root of 162988488 is about 546.2426969195.

The spelling of 162988488 in words is "one hundred sixty-two million, nine hundred eighty-eight thousand, four hundred eighty-eight".