1282265072 has 30 divisors (see below), whose sum is σ = 2730778344. Its totient is φ = 582846880.

The previous prime is 1282265053. The next prime is 1282265099. The reversal of 1282265072 is 2705622821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 329228 + ... + 333099.

Almost surely, 2^1282265072 is an apocalyptic number.

It is an amenable number.

1282265072 is an abundant number, since it is smaller than the sum of its proper divisors (1448513272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1282265072 is a wasteful number, since it uses less digits than its factorization.

1282265072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662357 (or 662340 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 1282265072 is about 35808.7289916858. The cubic root of 1282265072 is about 1086.4071224941.

Adding to 1282265072 its reverse (2705622821), we get a palindrome (3987887893).

The spelling of 1282265072 in words is "one billion, two hundred eighty-two million, two hundred sixty-five thousand, seventy-two".