742308250 has 16 divisors (see below), whose sum is σ = 1389601512. Its totient is φ = 296923200.

The previous prime is 742308241. The next prime is 742308257. The reversal of 742308250 is 52803247.

It can be written as a sum of positive squares in 4 ways, for example, as 263705121 + 478603129 = 16239^2 + 21877^2 .

It is not an unprimeable number, because it can be changed into a prime (742308257) 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 7 ways as a sum of consecutive naturals, for example, 1484367 + ... + 1484866.

Almost surely, 2^742308250 is an apocalyptic number.

742308250 is a deficient number, since it is larger than the sum of its proper divisors (647293262).

742308250 is a wasteful number, since it uses less digits than its factorization.

742308250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969250 (or 2969240 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 742308250 is about 27245.3344629865. The cubic root of 742308250 is about 905.4436537439.

The spelling of 742308250 in words is "seven hundred forty-two million, three hundred eight thousand, two hundred fifty".