555997622 has 4 divisors (see below), whose sum is σ = 833996436. Its totient is φ = 277998810.

The previous prime is 555997601. The next prime is 555997633. The reversal of 555997622 is 226799555.

555997622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 226799555 = 5 ⋅45359911.

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, 138999404 + ... + 138999407.

It is an arithmetic number, because the mean of its divisors is an integer number (208499109).

Almost surely, 2^555997622 is an apocalyptic number.

555997622 is a deficient number, since it is larger than the sum of its proper divisors (277998814).

555997622 is a wasteful number, since it uses less digits than its factorization.

555997622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277998813.

The product of its digits is 1701000, while the sum is 50.

The square root of 555997622 is about 23579.6018202174. The cubic root of 555997622 is about 822.2886795552.

The spelling of 555997622 in words is "five hundred fifty-five million, nine hundred ninety-seven thousand, six hundred twenty-two".