742947099 has 8 divisors (see below), whose sum is σ = 990903312. Its totient is φ = 495144480.

The previous prime is 742947097. The next prime is 742947109. The reversal of 742947099 is 990749247.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 742947099 - 2¹ = 742947097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (742947091) 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, 26592 + ... + 46829.

It is an arithmetic number, because the mean of its divisors is an integer number (123862914).

Almost surely, 2^742947099 is an apocalyptic number.

742947099 is a deficient number, since it is larger than the sum of its proper divisors (247956213).

742947099 is a wasteful number, since it uses less digits than its factorization.

742947099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76797.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The square root of 742947099 is about 27257.0559488731. The cubic root of 742947099 is about 905.7033283969.

The spelling of 742947099 in words is "seven hundred forty-two million, nine hundred forty-seven thousand, ninety-nine".