742536163 has 4 divisors (see below), whose sum is σ = 774820368. Its totient is φ = 710251960.

The previous prime is 742536139. The next prime is 742536173. The reversal of 742536163 is 361635247.

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

It is not a de Polignac number, because 742536163 - 2²⁵ = 708981731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742536133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16142068 + ... + 16142113.

It is an arithmetic number, because the mean of its divisors is an integer number (193705092).

Almost surely, 2^742536163 is an apocalyptic number.

742536163 is a deficient number, since it is larger than the sum of its proper divisors (32284205).

742536163 is a wasteful number, since it uses less digits than its factorization.

742536163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32284204.

The product of its digits is 90720, while the sum is 37.

The square root of 742536163 is about 27249.5167480086. The cubic root of 742536163 is about 905.5363112363.

The spelling of 742536163 in words is "seven hundred forty-two million, five hundred thirty-six thousand, one hundred sixty-three".