742630794 has 8 divisors (see below), whose sum is σ = 1485261600. Its totient is φ = 247543596.

The previous prime is 742630793. The next prime is 742630807. The reversal of 742630794 is 497036247.

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

742630794 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (742630793) 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 3 ways as a sum of consecutive naturals, for example, 61885894 + ... + 61885905.

It is an arithmetic number, because the mean of its divisors is an integer number (185657700).

Almost surely, 2^742630794 is an apocalyptic number.

742630794 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.

742630794 is a wasteful number, since it uses less digits than its factorization.

742630794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123771804.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 742630794 is about 27251.2530721066. The cubic root of 742630794 is about 905.5747776756.

Subtracting from 742630794 its product of nonzero digits (254016), we obtain a triangular number (742376778 = T₃₈₅₃₂).

The spelling of 742630794 in words is "seven hundred forty-two million, six hundred thirty thousand, seven hundred ninety-four".