612017030 has 16 divisors (see below), whose sum is σ = 1120303440. Its totient is φ = 240657312.

The previous prime is 612017011. The next prime is 612017047. The reversal of 612017030 is 30710216.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 612016993 and 612017011.

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, 518069 + ... + 519248.

It is an arithmetic number, because the mean of its divisors is an integer number (70018965).

Almost surely, 2^612017030 is an apocalyptic number.

612017030 is a deficient number, since it is larger than the sum of its proper divisors (508286410).

612017030 is a wasteful number, since it uses less digits than its factorization.

612017030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037383.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 612017030 is about 24738.9779497860. The cubic root of 612017030 is about 849.0263499595.

Adding to 612017030 its reverse (30710216), we get a palindrome (642727246).

The spelling of 612017030 in words is "six hundred twelve million, seventeen thousand, thirty".