2770222257 has 24 divisors (see below), whose sum is σ = 4368480480. Its totient is φ = 1677660480.

The previous prime is 2770222241. The next prime is 2770222261. The reversal of 2770222257 is 7522220772.

It is a happy number.

2770222257 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2770222257 - 2⁴ = 2770222241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2770222207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131469 + ... + 151077.

It is an arithmetic number, because the mean of its divisors is an integer number (182020020).

Almost surely, 2^2770222257 is an apocalyptic number.

It is an amenable number.

2770222257 is a deficient number, since it is larger than the sum of its proper divisors (1598258223).

2770222257 is a wasteful number, since it uses less digits than its factorization.

2770222257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21053 (or 21050 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 2770222257 is about 52632.9008985824. The cubic root of 2770222257 is about 1404.4454369269.

The spelling of 2770222257 in words is "two billion, seven hundred seventy million, two hundred twenty-two thousand, two hundred fifty-seven".