555550492 has 24 divisors (see below), whose sum is σ = 1138203360. Its totient is φ = 232285440.

The previous prime is 555550469. The next prime is 555550529. The reversal of 555550492 is 294055555.

It is a happy number.

It is a super-2 number, since 2×555550492² = 617272698322884128, which contains 22 as substring.

It is a congruent number.

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, 240817 + ... + 243112.

It is an arithmetic number, because the mean of its divisors is an integer number (47425140).

Almost surely, 2^555550492 is an apocalyptic number.

It is an amenable number.

555550492 is an abundant number, since it is smaller than the sum of its proper divisors (582652868).

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

555550492 is a wasteful number, since it uses less digits than its factorization.

555550492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483981 (or 483979 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 40.

The square root of 555550492 is about 23570.1186250727. The cubic root of 555550492 is about 822.0681938755.

The spelling of 555550492 in words is "five hundred fifty-five million, five hundred fifty thousand, four hundred ninety-two".