612782852 has 48 divisors (see below), whose sum is σ = 1205014272. Its totient is φ = 270254880.

The previous prime is 612782839. The next prime is 612782861. The reversal of 612782852 is 258287216.

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, 307403 + ... + 309389.

It is an arithmetic number, because the mean of its divisors is an integer number (25104464).

Almost surely, 2^612782852 is an apocalyptic number.

It is an amenable number.

612782852 is a deficient number, since it is larger than the sum of its proper divisors (592231420).

612782852 is a wasteful number, since it uses less digits than its factorization.

612782852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208 (or 2206 counting only the distinct ones).

The product of its digits is 107520, while the sum is 41.

The square root of 612782852 is about 24754.4511552973. The cubic root of 612782852 is about 849.3803335975.

The spelling of 612782852 in words is "six hundred twelve million, seven hundred eighty-two thousand, eight hundred fifty-two".