612478318 has 16 divisors (see below), whose sum is σ = 952758000. Its totient is φ = 294944832.

The previous prime is 612478267. The next prime is 612478327. The reversal of 612478318 is 813874216.

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, 10813 + ... + 36631.

It is an arithmetic number, because the mean of its divisors is an integer number (59547375).

Almost surely, 2^612478318 is an apocalyptic number.

612478318 is a deficient number, since it is larger than the sum of its proper divisors (340279682).

612478318 is a wasteful number, since it uses less digits than its factorization.

612478318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26259.

The product of its digits is 64512, while the sum is 40.

The square root of 612478318 is about 24748.2992951031. The cubic root of 612478318 is about 849.2396050882.

The spelling of 612478318 in words is "six hundred twelve million, four hundred seventy-eight thousand, three hundred eighteen".