555840348 has 48 divisors (see below), whose sum is σ = 1487076864. Its totient is φ = 158293440.

The previous prime is 555840343. The next prime is 555840353. The reversal of 555840348 is 843048555.

It is an interprime number because it is at equal distance from previous prime (555840343) and next prime (555840353).

It is a super-2 number, since 2×555840348² = 617916984929522208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555840343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15486 + ... + 36762.

It is an arithmetic number, because the mean of its divisors is an integer number (30980768).

Almost surely, 2^555840348 is an apocalyptic number.

It is an amenable number.

555840348 is an abundant number, since it is smaller than the sum of its proper divisors (931236516).

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

555840348 is a wasteful number, since it uses less digits than its factorization.

555840348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21602 (or 21600 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 42.

The square root of 555840348 is about 23576.2666255707. The cubic root of 555840348 is about 822.2111391602.

The spelling of 555840348 in words is "five hundred fifty-five million, eight hundred forty thousand, three hundred forty-eight".