305777342 has 8 divisors (see below), whose sum is σ = 493948056. Its totient is φ = 141127992.

The previous prime is 305777309. The next prime is 305777357. The reversal of 305777342 is 243777503.

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

It is a junction number, because it is equal to n+sod(n) for n = 305777296 and 305777305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5880308 + ... + 5880359.

It is an arithmetic number, because the mean of its divisors is an integer number (61743507).

Almost surely, 2^305777342 is an apocalyptic number.

305777342 is a deficient number, since it is larger than the sum of its proper divisors (188170714).

305777342 is a wasteful number, since it uses less digits than its factorization.

305777342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11760682.

The product of its (nonzero) digits is 123480, while the sum is 38.

The square root of 305777342 is about 17486.4902710635. The cubic root of 305777342 is about 673.7029262526.

The spelling of 305777342 in words is "three hundred five million, seven hundred seventy-seven thousand, three hundred forty-two".