1282772 has 6 divisors (see below), whose sum is σ = 2244858. Its totient is φ = 641384.

The previous prime is 1282763. The next prime is 1282781. The reversal of 1282772 is 2772821.

It is an interprime number because it is at equal distance from previous prime (1282763) and next prime (1282781).

It can be written as a sum of positive squares in only one way, i.e., 1223236 + 59536 = 1106^2 + 244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160343 + ... + 160350.

It is an arithmetic number, because the mean of its divisors is an integer number (374143).

2^1282772 is an apocalyptic number.

It is an amenable number.

1282772 is a deficient number, since it is larger than the sum of its proper divisors (962086).

1282772 is a wasteful number, since it uses less digits than its factorization.

1282772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320697 (or 320695 counting only the distinct ones).

The product of its digits is 3136, while the sum is 29.

The square root of 1282772 is about 1132.5952498576. The cubic root of 1282772 is about 108.6550269607.

The spelling of 1282772 in words is "one million, two hundred eighty-two thousand, seven hundred seventy-two".