612492259 has 2 divisors, whose sum is σ = 612492260. Its totient is φ = 612492258.

The previous prime is 612492233. The next prime is 612492263. The reversal of 612492259 is 952294216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 612492259 - 2⁷ = 612492131 is a prime.

It is not a weakly prime, because it can be changed into another prime (612492229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306246129 + 306246130.

It is an arithmetic number, because the mean of its divisors is an integer number (306246130).

Almost surely, 2^612492259 is an apocalyptic number.

612492259 is a deficient number, since it is larger than the sum of its proper divisors (1).

612492259 is an equidigital number, since it uses as much as digits as its factorization.

612492259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 40.

The square root of 612492259 is about 24748.5809492181. The cubic root of 612492259 is about 849.2460483963.

The spelling of 612492259 in words is "six hundred twelve million, four hundred ninety-two thousand, two hundred fifty-nine".