556429696 has 64 divisors (see below), whose sum is σ = 1142971200. Its totient is φ = 269660160.

The previous prime is 556429673. The next prime is 556429697. The reversal of 556429696 is 696924655.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×556429696² = 619228013181304832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556429697) 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, 1201561 + ... + 1202023.

It is an arithmetic number, because the mean of its divisors is an integer number (17858925).

Almost surely, 2^556429696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556429696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571485600).

556429696 is an abundant number, since it is smaller than the sum of its proper divisors (586541504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556429696 is a wasteful number, since it uses less digits than its factorization.

556429696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747 (or 735 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 52.

The square root of 556429696 is about 23588.7620701045. The cubic root of 556429696 is about 822.5016286464.

The spelling of 556429696 in words is "five hundred fifty-six million, four hundred twenty-nine thousand, six hundred ninety-six".