742448266 has 16 divisors (see below), whose sum is σ = 1280393856. Its totient is φ = 316285776.

The previous prime is 742448249. The next prime is 742448279. The reversal of 742448266 is 662844247.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156441 + ... + 161116.

It is an arithmetic number, because the mean of its divisors is an integer number (80024616).

Almost surely, 2^742448266 is an apocalyptic number.

742448266 is a deficient number, since it is larger than the sum of its proper divisors (537945590).

742448266 is a wasteful number, since it uses less digits than its factorization.

742448266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317733.

The product of its digits is 516096, while the sum is 43.

The square root of 742448266 is about 27247.9038826843. The cubic root of 742448266 is about 905.5005791647.

The spelling of 742448266 in words is "seven hundred forty-two million, four hundred forty-eight thousand, two hundred sixty-six".