742530074 has 32 divisors (see below), whose sum is σ = 1311206400. Its totient is φ = 310910400.

The previous prime is 742530071. The next prime is 742530079. The reversal of 742530074 is 470035247.

It is a self number, because there is not a number n which added to its sum of digits gives 742530074.

It is not an unprimeable number, because it can be changed into a prime (742530071) 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 15 ways as a sum of consecutive naturals, for example, 152327 + ... + 157125.

It is an arithmetic number, because the mean of its divisors is an integer number (40975200).

Almost surely, 2^742530074 is an apocalyptic number.

742530074 is a deficient number, since it is larger than the sum of its proper divisors (568676326).

742530074 is a wasteful number, since it uses less digits than its factorization.

742530074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5366.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 742530074 is about 27249.4050210275. The cubic root of 742530074 is about 905.5338360143.

The spelling of 742530074 in words is "seven hundred forty-two million, five hundred thirty thousand, seventy-four".