754661742 has 8 divisors (see below), whose sum is σ = 1509323496. Its totient is φ = 251553912.

The previous prime is 754661723. The next prime is 754661759. The reversal of 754661742 is 247166457.

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

754661742 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 754661694 and 754661703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62888473 + ... + 62888484.

It is an arithmetic number, because the mean of its divisors is an integer number (188665437).

Almost surely, 2^754661742 is an apocalyptic number.

754661742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

754661742 is a wasteful number, since it uses less digits than its factorization.

754661742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125776962.

The product of its digits is 282240, while the sum is 42.

The square root of 754661742 is about 27471.1074039617. The cubic root of 754661742 is about 910.4388423962.

The spelling of 754661742 in words is "seven hundred fifty-four million, six hundred sixty-one thousand, seven hundred forty-two".