612772983 has 6 divisors (see below), whose sum is σ = 885116544. Its totient is φ = 408515316.

The previous prime is 612772943. The next prime is 612773011. The reversal of 612772983 is 389277216.

612772983 is a `hidden beast` number, since 612 + 7 + 7 + 29 + 8 + 3 = 666.

It is not a de Polignac number, because 612772983 - 2¹⁰ = 612771959 is a prime.

It is a super-3 number, since 3×612772983³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612772903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34042935 + ... + 34042952.

It is an arithmetic number, because the mean of its divisors is an integer number (147519424).

Almost surely, 2^612772983 is an apocalyptic number.

612772983 is a deficient number, since it is larger than the sum of its proper divisors (272343561).

612772983 is a wasteful number, since it uses less digits than its factorization.

612772983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68085893 (or 68085890 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 612772983 is about 24754.2518166072. The cubic root of 612772983 is about 849.3757737552.

The spelling of 612772983 in words is "six hundred twelve million, seven hundred seventy-two thousand, nine hundred eighty-three".