612343705 has 8 divisors (see below), whose sum is σ = 743666112. Its totient is φ = 483972528.

The previous prime is 612343703. The next prime is 612343717. The reversal of 612343705 is 507343216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612343705 - 2¹ = 612343703 is a prime.

It is a super-4 number, since 4×612343705⁴ (a number of 36 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612343703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737349 + ... + 738178.

It is an arithmetic number, because the mean of its divisors is an integer number (92958264).

Almost surely, 2^612343705 is an apocalyptic number.

It is an amenable number.

612343705 is a deficient number, since it is larger than the sum of its proper divisors (131322407).

612343705 is a wasteful number, since it uses less digits than its factorization.

612343705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475615.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 612343705 is about 24745.5795042266. The cubic root of 612343705 is about 849.1773840735.

The spelling of 612343705 in words is "six hundred twelve million, three hundred forty-three thousand, seven hundred five".