742675445 has 16 divisors (see below), whose sum is σ = 905525760. Its totient is φ = 584648064.

The previous prime is 742675411. The next prime is 742675457. The reversal of 742675445 is 544576247.

It is a happy number.

742675445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 742675445 - 2¹⁰ = 742674421 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 742675396 and 742675405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120632 + ... + 126638.

It is an arithmetic number, because the mean of its divisors is an integer number (56595360).

Almost surely, 2^742675445 is an apocalyptic number.

It is an amenable number.

742675445 is a deficient number, since it is larger than the sum of its proper divisors (162850315).

742675445 is a wasteful number, since it uses less digits than its factorization.

742675445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6404.

The product of its digits is 940800, while the sum is 44.

The square root of 742675445 is about 27252.0723065238. The cubic root of 742675445 is about 905.5929266712.

The spelling of 742675445 in words is "seven hundred forty-two million, six hundred seventy-five thousand, four hundred forty-five".