742043902 has 8 divisors (see below), whose sum is σ = 1113225912. Its totient is φ = 370968600.

The previous prime is 742043899. The next prime is 742043903. The reversal of 742043902 is 209340247.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742043903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6124 + ... + 39007.

It is an arithmetic number, because the mean of its divisors is an integer number (139153239).

Almost surely, 2^742043902 is an apocalyptic number.

742043902 is a deficient number, since it is larger than the sum of its proper divisors (371182010).

742043902 is a wasteful number, since it uses less digits than its factorization.

742043902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53354.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 742043902 is about 27240.4827783944. The cubic root of 742043902 is about 905.3361599290.

The spelling of 742043902 in words is "seven hundred forty-two million, forty-three thousand, nine hundred two".