556744334 has 4 divisors (see below), whose sum is σ = 835116504. Its totient is φ = 278372166.

The previous prime is 556744319. The next prime is 556744369. The reversal of 556744334 is 433447655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 433447655 = 5 ⋅86689531.

It is a super-2 number, since 2×556744334² = 619928506882207112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 556744291 and 556744300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139186082 + ... + 139186085.

It is an arithmetic number, because the mean of its divisors is an integer number (208779126).

Almost surely, 2^556744334 is an apocalyptic number.

556744334 is a deficient number, since it is larger than the sum of its proper divisors (278372170).

556744334 is a wasteful number, since it uses less digits than its factorization.

556744334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278372169.

The product of its digits is 604800, while the sum is 41.

The square root of 556744334 is about 23595.4303626783. The cubic root of 556744334 is about 822.6566296623.

The spelling of 556744334 in words is "five hundred fifty-six million, seven hundred forty-four thousand, three hundred thirty-four".