742873163 has 8 divisors (see below), whose sum is σ = 746972688. Its totient is φ = 738781344.

The previous prime is 742873139. The next prime is 742873171. The reversal of 742873163 is 361378247.

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

It is a cyclic number.

It is not a de Polignac number, because 742873163 - 2¹⁰ = 742872139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 742873163.

It is not an unprimeable number, because it can be changed into a prime (742873763) 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, 383345 + ... + 385277.

It is an arithmetic number, because the mean of its divisors is an integer number (93371586).

Almost surely, 2^742873163 is an apocalyptic number.

742873163 is a deficient number, since it is larger than the sum of its proper divisors (4099525).

742873163 is a wasteful number, since it uses less digits than its factorization.

742873163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3853.

The product of its digits is 169344, while the sum is 41.

The square root of 742873163 is about 27255.6996424601. The cubic root of 742873163 is about 905.6732830532.

The spelling of 742873163 in words is "seven hundred forty-two million, eight hundred seventy-three thousand, one hundred sixty-three".