742704259 has 8 divisors (see below), whose sum is σ = 810635760. Its totient is φ = 674841600.

The previous prime is 742704251. The next prime is 742704269. The reversal of 742704259 is 952407247.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 742704259 - 2³ = 742704251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (742704251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6819 + ... + 39139.

It is an arithmetic number, because the mean of its divisors is an integer number (101329470).

Almost surely, 2^742704259 is an apocalyptic number.

742704259 is a deficient number, since it is larger than the sum of its proper divisors (67931501).

742704259 is a wasteful number, since it uses less digits than its factorization.

742704259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34421.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 742704259 is about 27252.6009584406. The cubic root of 742704259 is about 905.6046381203.

The spelling of 742704259 in words is "seven hundred forty-two million, seven hundred four thousand, two hundred fifty-nine".