555197040 has 120 divisors (see below), whose sum is σ = 1868920560. Its totient is φ = 147704832.

The previous prime is 555197029. The next prime is 555197129. The reversal of 555197040 is 40791555.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 555196986 and 555197004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 491196 + ... + 492324.

It is an arithmetic number, because the mean of its divisors is an integer number (15574338).

Almost surely, 2^555197040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555197040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934460280).

555197040 is an abundant number, since it is smaller than the sum of its proper divisors (1313723520).

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

555197040 is a wasteful number, since it uses less digits than its factorization.

555197040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831 (or 1822 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 555197040 is about 23562.6195487683. The cubic root of 555197040 is about 821.8938183126.

The spelling of 555197040 in words is "five hundred fifty-five million, one hundred ninety-seven thousand, forty".