742746203 has 4 divisors (see below), whose sum is σ = 743690760. Its totient is φ = 741801648.

The previous prime is 742746163. The next prime is 742746211. The reversal of 742746203 is 302647247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302647247 = 7 ⋅43235321.

It is a cyclic number.

It is not a de Polignac number, because 742746203 - 2¹⁸ = 742484059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742743203) 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, 471098 + ... + 472671.

It is an arithmetic number, because the mean of its divisors is an integer number (185922690).

Almost surely, 2^742746203 is an apocalyptic number.

742746203 is a deficient number, since it is larger than the sum of its proper divisors (944557).

742746203 is an equidigital number, since it uses as much as digits as its factorization.

742746203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944556.

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 742746203 is about 27253.3704888038. The cubic root of 742746203 is about 905.6216857161.

The spelling of 742746203 in words is "seven hundred forty-two million, seven hundred forty-six thousand, two hundred three".