612030522 has 16 divisors (see below), whose sum is σ = 1250105472. Its totient is φ = 199669440.

The previous prime is 612030511. The next prime is 612030557. The reversal of 612030522 is 225030216.

612030522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1084879 + ... + 1085442.

It is an arithmetic number, because the mean of its divisors is an integer number (78131592).

Almost surely, 2^612030522 is an apocalyptic number.

612030522 is an abundant number, since it is smaller than the sum of its proper divisors (638074950).

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

612030522 is a wasteful number, since it uses less digits than its factorization.

612030522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170373.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 612030522 is about 24739.2506353770. The cubic root of 612030522 is about 849.0325888814.

Adding to 612030522 its reverse (225030216), we get a palindrome (837060738).

The spelling of 612030522 in words is "six hundred twelve million, thirty thousand, five hundred twenty-two".