612145346 has 8 divisors (see below), whose sum is σ = 918445824. Its totient is φ = 305996740.

The previous prime is 612145337. The next prime is 612145349. The reversal of 612145346 is 643541216.

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

It is not an unprimeable number, because it can be changed into a prime (612145349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27290 + ... + 44373.

It is an arithmetic number, because the mean of its divisors is an integer number (114805728).

Almost surely, 2^612145346 is an apocalyptic number.

612145346 is a deficient number, since it is larger than the sum of its proper divisors (306300478).

612145346 is a wasteful number, since it uses less digits than its factorization.

612145346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75936.

The product of its digits is 17280, while the sum is 32.

The square root of 612145346 is about 24741.5712112226. The cubic root of 612145346 is about 849.0856816703.

The spelling of 612145346 in words is "six hundred twelve million, one hundred forty-five thousand, three hundred forty-six".