555745946 has 24 divisors (see below), whose sum is σ = 1026765396. Its totient is φ = 224165760.

The previous prime is 555745943. The next prime is 555745979. The reversal of 555745946 is 649547555.

It can be written as a sum of positive squares in 2 ways, for example, as 493950625 + 61795321 = 22225^2 + 7861^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555745894 and 555745903.

It is not an unprimeable number, because it can be changed into a prime (555745943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165125 + ... + 168456.

Almost surely, 2^555745946 is an apocalyptic number.

555745946 is a deficient number, since it is larger than the sum of its proper divisors (471019450).

555745946 is a wasteful number, since it uses less digits than its factorization.

555745946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333614 (or 333607 counting only the distinct ones).

The product of its digits is 3780000, while the sum is 50.

The square root of 555745946 is about 23574.2644848148. The cubic root of 555745946 is about 822.1645893605.

The spelling of 555745946 in words is "five hundred fifty-five million, seven hundred forty-five thousand, nine hundred forty-six".