742899165 has 16 divisors (see below), whose sum is σ = 1190277888. Its totient is φ = 395666496.

The previous prime is 742899121. The next prime is 742899187. The reversal of 742899165 is 561998247.

It is not a de Polignac number, because 742899165 - 2⁸ = 742898909 is a prime.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 22789 + ... + 44778.

It is an arithmetic number, because the mean of its divisors is an integer number (74392368).

Almost surely, 2^742899165 is an apocalyptic number.

It is an amenable number.

742899165 is a deficient number, since it is larger than the sum of its proper divisors (447378723).

742899165 is a wasteful number, since it uses less digits than its factorization.

742899165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68308.

The product of its digits is 1088640, while the sum is 51.

The square root of 742899165 is about 27256.1766394335. The cubic root of 742899165 is about 905.6838497031.

The spelling of 742899165 in words is "seven hundred forty-two million, eight hundred ninety-nine thousand, one hundred sixty-five".