742434203 has 4 divisors (see below), whose sum is σ = 848496240. Its totient is φ = 636372168.

The previous prime is 742434157. The next prime is 742434223. The reversal of 742434203 is 302434247.

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 742434203 - 2⁸ = 742433947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742434223) 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, 53031008 + ... + 53031021.

It is an arithmetic number, because the mean of its divisors is an integer number (212124060).

Almost surely, 2^742434203 is an apocalyptic number.

742434203 is a deficient number, since it is larger than the sum of its proper divisors (106062037).

742434203 is a wasteful number, since it uses less digits than its factorization.

742434203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106062036.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 742434203 is about 27247.6458249149. The cubic root of 742434203 is about 905.4948619830.

The spelling of 742434203 in words is "seven hundred forty-two million, four hundred thirty-four thousand, two hundred three".