556023433 has 6 divisors (see below), whose sum is σ = 646802826. Its totient is φ = 476591472.

The previous prime is 556023421. The next prime is 556023439. The reversal of 556023433 is 334320655.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 551874064 + 4149369 = 23492^2 + 2037^2 .

It is not a de Polignac number, because 556023433 - 2¹⁷ = 555892361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 556023395 and 556023404.

It is not an unprimeable number, because it can be changed into a prime (556023439) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5673660 + ... + 5673757.

It is an arithmetic number, because the mean of its divisors is an integer number (107800471).

Almost surely, 2^556023433 is an apocalyptic number.

It is an amenable number.

556023433 is a deficient number, since it is larger than the sum of its proper divisors (90779393).

556023433 is a wasteful number, since it uses less digits than its factorization.

556023433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347431 (or 11347424 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

The square root of 556023433 is about 23580.1491301476. The cubic root of 556023433 is about 822.3014036891.

The spelling of 556023433 in words is "five hundred fifty-six million, twenty-three thousand, four hundred thirty-three".