555670840 has 32 divisors (see below), whose sum is σ = 1323805680. Its totient is φ = 209193472.

The previous prime is 555670837. The next prime is 555670849. The reversal of 555670840 is 48076555.

555670840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 555670793 and 555670802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555670849) 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, 407902 + ... + 409261.

Almost surely, 2^555670840 is an apocalyptic number.

It is an amenable number.

555670840 is an abundant number, since it is smaller than the sum of its proper divisors (768134840).

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

555670840 is a wasteful number, since it uses less digits than its factorization.

555670840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817191 (or 817187 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 555670840 is about 23572.6714650673. The cubic root of 555670840 is about 822.1275506885.

The spelling of 555670840 in words is "five hundred fifty-five million, six hundred seventy thousand, eight hundred forty".