742228312 has 32 divisors (see below), whose sum is σ = 1674201600. Its totient is φ = 301355424.

The previous prime is 742228261. The next prime is 742228321. The reversal of 742228312 is 213822247.

It is a congruent number.

It is an unprimeable number.

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, 347728 + ... + 349855.

It is an arithmetic number, because the mean of its divisors is an integer number (52318800).

Almost surely, 2^742228312 is an apocalyptic number.

It is an amenable number.

742228312 is an abundant number, since it is smaller than the sum of its proper divisors (931973288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742228312 is a wasteful number, since it uses less digits than its factorization.

742228312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697615 (or 697611 counting only the distinct ones).

The product of its digits is 10752, while the sum is 31.

The square root of 742228312 is about 27243.8674200268. The cubic root of 742228312 is about 905.4111506461.

The spelling of 742228312 in words is "seven hundred forty-two million, two hundred twenty-eight thousand, three hundred twelve".