612982297 has 4 divisors (see below), whose sum is σ = 614045236. Its totient is φ = 611919360.

The previous prime is 612982291. The next prime is 612982301. The reversal of 612982297 is 792289216.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 339443776 + 273538521 = 18424^2 + 16539^2 .

It is a cyclic number.

It is not a de Polignac number, because 612982297 - 2³ = 612982289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612982291) 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, 530604 + ... + 531757.

It is an arithmetic number, because the mean of its divisors is an integer number (153511309).

Almost surely, 2^612982297 is an apocalyptic number.

It is an amenable number.

612982297 is a deficient number, since it is larger than the sum of its proper divisors (1062939).

612982297 is a wasteful number, since it uses less digits than its factorization.

612982297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062938.

The product of its digits is 217728, while the sum is 46.

The square root of 612982297 is about 24758.4792949809. The cubic root of 612982297 is about 849.4724740593.

The spelling of 612982297 in words is "six hundred twelve million, nine hundred eighty-two thousand, two hundred ninety-seven".