162803538 has 48 divisors (see below), whose sum is σ = 367567200. Its totient is φ = 52032960.

The previous prime is 162803503. The next prime is 162803561. The reversal of 162803538 is 835308261.

162803538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41673 + ... + 45411.

It is an arithmetic number, because the mean of its divisors is an integer number (7657650).

Almost surely, 2^162803538 is an apocalyptic number.

162803538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

162803538 is an abundant number, since it is smaller than the sum of its proper divisors (204763662).

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

162803538 is a wasteful number, since it uses less digits than its factorization.

162803538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3847 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 162803538 is about 12759.4489692933. The cubic root of 162803538 is about 546.0360037443.

The spelling of 162803538 in words is "one hundred sixty-two million, eight hundred three thousand, five hundred thirty-eight".