162347040 has 72 divisors (see below), whose sum is σ = 554014188. Its totient is φ = 43292160.

The previous prime is 162347033. The next prime is 162347099. The reversal of 162347040 is 40743261.

It can be written as a sum of positive squares in 2 ways, for example, as 161493264 + 853776 = 12708^2 + 924^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×162347040² = 52713122793523200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162346995 and 162347013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54931 + ... + 57810.

Almost surely, 2^162347040 is an apocalyptic number.

162347040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162347040 is an abundant number, since it is smaller than the sum of its proper divisors (391667148).

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

162347040 is a wasteful number, since it uses less digits than its factorization.

162347040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112762 (or 112751 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 162347040 is about 12741.5477866702. The cubic root of 162347040 is about 545.5251678255.

The spelling of 162347040 in words is "one hundred sixty-two million, three hundred forty-seven thousand, forty".