742704446 has 16 divisors (see below), whose sum is σ = 1232454528. Its totient is φ = 332837400.

The previous prime is 742704439. The next prime is 742704451. The reversal of 742704446 is 644407247.

It is a Curzon number.

It is a congruent number.

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, 236180 + ... + 239303.

It is an arithmetic number, because the mean of its divisors is an integer number (77028408).

Almost surely, 2^742704446 is an apocalyptic number.

742704446 is a deficient number, since it is larger than the sum of its proper divisors (489750082).

742704446 is a wasteful number, since it uses less digits than its factorization.

742704446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475567.

The product of its (nonzero) digits is 150528, while the sum is 38.

The square root of 742704446 is about 27252.6043893056. The cubic root of 742704446 is about 905.6047141255.

The spelling of 742704446 in words is "seven hundred forty-two million, seven hundred four thousand, four hundred forty-six".