245222677 has 4 divisors (see below), whose sum is σ = 280254496. Its totient is φ = 210190860.

The previous prime is 245222669. The next prime is 245222713. The reversal of 245222677 is 776222542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 245222677 - 2³ = 245222669 is a prime.

It is a super-2 number, since 2×245222677² = 120268322630092658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245222377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17515899 + ... + 17515912.

It is an arithmetic number, because the mean of its divisors is an integer number (70063624).

Almost surely, 2^245222677 is an apocalyptic number.

It is an amenable number.

245222677 is a deficient number, since it is larger than the sum of its proper divisors (35031819).

245222677 is an equidigital number, since it uses as much as digits as its factorization.

245222677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35031818.

The product of its digits is 94080, while the sum is 37.

The square root of 245222677 is about 15659.5873828144. The cubic root of 245222677 is about 625.9219902655.

The spelling of 245222677 in words is "two hundred forty-five million, two hundred twenty-two thousand, six hundred seventy-seven".