742073603 has 4 divisors (see below), whose sum is σ = 742197288. Its totient is φ = 741949920.

The previous prime is 742073597. The next prime is 742073627. The reversal of 742073603 is 306370247.

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 742073603 - 2⁶ = 742073539 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 742073603.

It is not an unprimeable number, because it can be changed into a prime (742073653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52358 + ... + 65003.

It is an arithmetic number, because the mean of its divisors is an integer number (185549322).

Almost surely, 2^742073603 is an apocalyptic number.

742073603 is a deficient number, since it is larger than the sum of its proper divisors (123685).

742073603 is a wasteful number, since it uses less digits than its factorization.

742073603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123684.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 742073603 is about 27241.0279358177. The cubic root of 742073603 is about 905.3482387429.

The spelling of 742073603 in words is "seven hundred forty-two million, seventy-three thousand, six hundred three".