742864516 has 24 divisors (see below), whose sum is σ = 1350195840. Its totient is φ = 357362592.

The previous prime is 742864477. The next prime is 742864519. The reversal of 742864516 is 615468247.

It is not an unprimeable number, because it can be changed into a prime (742864519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22395 + ... + 44578.

It is an arithmetic number, because the mean of its divisors is an integer number (56258160).

Almost surely, 2^742864516 is an apocalyptic number.

It is an amenable number.

742864516 is a deficient number, since it is larger than the sum of its proper divisors (607331324).

742864516 is a wasteful number, since it uses less digits than its factorization.

742864516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67083 (or 67081 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 742864516 is about 27255.5410146267. The cubic root of 742864516 is about 905.6697690450.

The spelling of 742864516 in words is "seven hundred forty-two million, eight hundred sixty-four thousand, five hundred sixteen".