742308 has 24 divisors (see below), whose sum is σ = 1979712. Its totient is φ = 212064.

The previous prime is 742307. The next prime is 742327. The reversal of 742308 is 803247.

742308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (742307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4335 + ... + 4502.

It is an arithmetic number, because the mean of its divisors is an integer number (82488).

2⁷⁴²³⁰⁸ is an apocalyptic number.

It is an amenable number.

742308 is an abundant number, since it is smaller than the sum of its proper divisors (1237404).

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

742308 is a wasteful number, since it uses less digits than its factorization.

742308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851 (or 8849 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 742308 is about 861.5729800777. The cubic root of 742308 is about 90.5443552097.

The spelling of 742308 in words is "seven hundred forty-two thousand, three hundred eight".