555672840 has 32 divisors (see below), whose sum is σ = 1667018880. Its totient is φ = 148179392.

The previous prime is 555672839. The next prime is 555672889. The reversal of 555672840 is 48276555.

It is a super-2 number, since 2×555672840² = 617544610227331200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 555672792 and 555672801.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2315184 + ... + 2315423.

It is an arithmetic number, because the mean of its divisors is an integer number (52094340).

Almost surely, 2^555672840 is an apocalyptic number.

It is an amenable number.

555672840 is an abundant number, since it is smaller than the sum of its proper divisors (1111346040).

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

555672840 is a wasteful number, since it uses less digits than its factorization.

555672840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4630621 (or 4630617 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The square root of 555672840 is about 23572.7138870347. The cubic root of 555672840 is about 822.1285370357.

The spelling of 555672840 in words is "five hundred fifty-five million, six hundred seventy-two thousand, eight hundred forty".