1246587228 has 18 divisors (see below), whose sum is σ = 3151095584. Its totient is φ = 415529064.

The previous prime is 1246587217. The next prime is 1246587229. The reversal of 1246587228 is 8227856421.

1246587228 is a `hidden beast` number, since 1 + 2 + 46 + 587 + 2 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246587229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17313676 + ... + 17313747.

Almost surely, 2^1246587228 is an apocalyptic number.

1246587228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1246587228 is an abundant number, since it is smaller than the sum of its proper divisors (1904508356).

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

1246587228 is a wasteful number, since it uses less digits than its factorization.

1246587228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34627433 (or 34627428 counting only the distinct ones).

The product of its digits is 430080, while the sum is 45.

The square root of 1246587228 is about 35307.0421870765. The cubic root of 1246587228 is about 1076.2361055562.

The spelling of 1246587228 in words is "one billion, two hundred forty-six million, five hundred eighty-seven thousand, two hundred twenty-eight".