742373227 has 4 divisors (see below), whose sum is σ = 742496296. Its totient is φ = 742250160.

The previous prime is 742373207. The next prime is 742373237. The reversal of 742373227 is 722373247.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 722373247 = 227 ⋅3182261.

It is a cyclic number.

It is not a de Polignac number, because 742373227 - 2²³ = 733984619 is a prime.

It is a super-2 number, since 2×742373227² = 1102236016332787058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742373207) 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, 51993 + ... + 64714.

It is an arithmetic number, because the mean of its divisors is an integer number (185624074).

Almost surely, 2^742373227 is an apocalyptic number.

742373227 is a deficient number, since it is larger than the sum of its proper divisors (123069).

742373227 is a wasteful number, since it uses less digits than its factorization.

742373227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123068.

The product of its digits is 98784, while the sum is 37.

The square root of 742373227 is about 27246.5268795860. The cubic root of 742373227 is about 905.4700719225.

The spelling of 742373227 in words is "seven hundred forty-two million, three hundred seventy-three thousand, two hundred twenty-seven".