736421163 has 4 divisors (see below), whose sum is σ = 981894888. Its totient is φ = 490947440.

The previous prime is 736421129. The next prime is 736421207. The reversal of 736421163 is 361124637.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 736421163 - 2¹⁷ = 736290091 is a prime.

It is a super-2 number, since 2×736421163² = 1084632258628545138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (736421863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122736858 + ... + 122736863.

It is an arithmetic number, because the mean of its divisors is an integer number (245473722).

Almost surely, 2^736421163 is an apocalyptic number.

736421163 is a deficient number, since it is larger than the sum of its proper divisors (245473725).

736421163 is a wasteful number, since it uses less digits than its factorization.

736421163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245473724.

The product of its digits is 18144, while the sum is 33.

The square root of 736421163 is about 27137.0809594547. The cubic root of 736421163 is about 903.0436716761.

The spelling of 736421163 in words is "seven hundred thirty-six million, four hundred twenty-one thousand, one hundred sixty-three".