742299 has 4 divisors (see below), whose sum is σ = 989736. Its totient is φ = 494864.

The previous prime is 742289. The next prime is 742307. The reversal of 742299 is 992247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 992247 = 3 ⋅330749.

It is a cyclic number.

It is not a de Polignac number, because 742299 - 2⁴ = 742283 is a prime.

It is a D-number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (742219) 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, 123714 + ... + 123719.

It is an arithmetic number, because the mean of its divisors is an integer number (247434).

2⁷⁴²²⁹⁹ is an apocalyptic number.

742299 is a deficient number, since it is larger than the sum of its proper divisors (247437).

742299 is a wasteful number, since it uses less digits than its factorization.

742299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247436.

The product of its digits is 9072, while the sum is 33.

The square root of 742299 is about 861.5677570569. The cubic root of 742299 is about 90.5439892778.

The spelling of 742299 in words is "seven hundred forty-two thousand, two hundred ninety-nine".