742797307 has 4 divisors (see below), whose sum is σ = 848911216. Its totient is φ = 636683400.

The previous prime is 742797283. The next prime is 742797323. The reversal of 742797307 is 703797247.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 742797307 - 2¹¹ = 742795259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742797347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53056944 + ... + 53056957.

It is an arithmetic number, because the mean of its divisors is an integer number (212227804).

Almost surely, 2^742797307 is an apocalyptic number.

742797307 is a deficient number, since it is larger than the sum of its proper divisors (106113909).

742797307 is a wasteful number, since it uses less digits than its factorization.

742797307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106113908.

The product of its (nonzero) digits is 518616, while the sum is 46.

The square root of 742797307 is about 27254.3080447844. The cubic root of 742797307 is about 905.6424554079.

The spelling of 742797307 in words is "seven hundred forty-two million, seven hundred ninety-seven thousand, three hundred seven".