1422771057 has 24 divisors (see below), whose sum is σ = 2118116000. Its totient is φ = 919755648.

The previous prime is 1422771047. The next prime is 1422771067. The reversal of 1422771057 is 7501772241.

It is an interprime number because it is at equal distance from previous prime (1422771047) and next prime (1422771067).

It is not a de Polignac number, because 1422771057 - 2⁴ = 1422771041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422771047) 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, 40569 + ... + 67017.

Almost surely, 2^1422771057 is an apocalyptic number.

It is an amenable number.

1422771057 is a deficient number, since it is larger than the sum of its proper divisors (695344943).

1422771057 is a wasteful number, since it uses less digits than its factorization.

1422771057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26637 (or 26634 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 36.

The square root of 1422771057 is about 37719.6375512809. The cubic root of 1422771057 is about 1124.7215263338.

The spelling of 1422771057 in words is "one billion, four hundred twenty-two million, seven hundred seventy-one thousand, fifty-seven".