555197028 has 12 divisors (see below), whose sum is σ = 1295459760. Its totient is φ = 185065672.

The previous prime is 555197017. The next prime is 555197029. The reversal of 555197028 is 820791555.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (555197029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23133198 + ... + 23133221.

It is an arithmetic number, because the mean of its divisors is an integer number (107954980).

Almost surely, 2^555197028 is an apocalyptic number.

It is an amenable number.

555197028 is an abundant number, since it is smaller than the sum of its proper divisors (740262732).

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

555197028 is a wasteful number, since it uses less digits than its factorization.

555197028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46266426 (or 46266424 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 42.

The square root of 555197028 is about 23562.6192941277. The cubic root of 555197028 is about 821.8938123911.

The spelling of 555197028 in words is "five hundred fifty-five million, one hundred ninety-seven thousand, twenty-eight".