612345030 has 32 divisors (see below), whose sum is σ = 1603231488. Its totient is φ = 148447200.

The previous prime is 612345029. The next prime is 612345043. The reversal of 612345030 is 30543216.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927466 + ... + 928125.

It is an arithmetic number, because the mean of its divisors is an integer number (50100984).

Almost surely, 2^612345030 is an apocalyptic number.

612345030 is an abundant number, since it is smaller than the sum of its proper divisors (990886458).

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

612345030 is a wasteful number, since it uses less digits than its factorization.

612345030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855612.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 612345030 is about 24745.6062766706. The cubic root of 612345030 is about 849.1779965614.

Adding to 612345030 its reverse (30543216), we get a palindrome (642888246).

The spelling of 612345030 in words is "six hundred twelve million, three hundred forty-five thousand, thirty".