742163427 has 48 divisors (see below), whose sum is σ = 1187615520. Its totient is φ = 444787200.

The previous prime is 742163413. The next prime is 742163437. The reversal of 742163427 is 724361247.

742163427 is a `hidden beast` number, since 74 + 2 + 163 + 427 = 666.

742163427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 742163427 - 2²⁰ = 741114851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742163391 and 742163400.

It is not an unprimeable number, because it can be changed into a prime (742163437) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 257977 + ... + 260837.

It is an arithmetic number, because the mean of its divisors is an integer number (24741990).

Almost surely, 2^742163427 is an apocalyptic number.

742163427 is a deficient number, since it is larger than the sum of its proper divisors (445452093).

742163427 is a wasteful number, since it uses less digits than its factorization.

742163427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2964 (or 2961 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 742163427 is about 27242.6765755496. The cubic root of 742163427 is about 905.3847664399.

The spelling of 742163427 in words is "seven hundred forty-two million, one hundred sixty-three thousand, four hundred twenty-seven".