162435561 has 8 divisors (see below), whose sum is σ = 229320864. Its totient is φ = 101920320.

The previous prime is 162435551. The next prime is 162435571. The reversal of 162435561 is 165534261.

It is an interprime number because it is at equal distance from previous prime (162435551) and next prime (162435571).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 162435561 - 2¹⁴ = 162419177 is a prime.

It is a super-2 number, since 2×162435561² = 52770622954769442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (162435551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1592455 + ... + 1592556.

It is an arithmetic number, because the mean of its divisors is an integer number (28665108).

Almost surely, 2^162435561 is an apocalyptic number.

It is an amenable number.

162435561 is a deficient number, since it is larger than the sum of its proper divisors (66885303).

162435561 is a wasteful number, since it uses less digits than its factorization.

162435561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185031.

The product of its digits is 21600, while the sum is 33.

The square root of 162435561 is about 12745.0210278367. The cubic root of 162435561 is about 545.6243004391.

The spelling of 162435561 in words is "one hundred sixty-two million, four hundred thirty-five thousand, five hundred sixty-one".