655003030 has 64 divisors (see below), whose sum is σ = 1405900800. Its totient is φ = 216921600.

The previous prime is 655003001. The next prime is 655003057. The reversal of 655003030 is 30300556.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 655002992 and 655003010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52321 + ... + 63619.

It is an arithmetic number, because the mean of its divisors is an integer number (21967200).

Almost surely, 2^655003030 is an apocalyptic number.

655003030 is an abundant number, since it is smaller than the sum of its proper divisors (750897770).

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

655003030 is a wasteful number, since it uses less digits than its factorization.

655003030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11365.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 655003030 is about 25593.0269800194. The cubic root of 655003030 is about 868.4558994133.

Adding to 655003030 its reverse (30300556), we get a palindrome (685303586).

The spelling of 655003030 in words is "six hundred fifty-five million, three thousand, thirty".