742854547 has 4 divisors (see below), whose sum is σ = 743051200. Its totient is φ = 742657896.

The previous prime is 742854509. The next prime is 742854557. The reversal of 742854547 is 745458247.

742854547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 745458247 = 61 ⋅12220627.

It is a cyclic number.

It is not a de Polignac number, because 742854547 - 2¹¹ = 742852499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 742854497 and 742854506.

It is not an unprimeable number, because it can be changed into a prime (742854557) 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, 92547 + ... + 100252.

It is an arithmetic number, because the mean of its divisors is an integer number (185762800).

Almost surely, 2^742854547 is an apocalyptic number.

742854547 is a deficient number, since it is larger than the sum of its proper divisors (196653).

742854547 is a wasteful number, since it uses less digits than its factorization.

742854547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196652.

The product of its digits is 1254400, while the sum is 46.

The square root of 742854547 is about 27255.3581337689. The cubic root of 742854547 is about 905.6657177623.

The spelling of 742854547 in words is "seven hundred forty-two million, eight hundred fifty-four thousand, five hundred forty-seven".