1226555704 has 24 divisors (see below), whose sum is σ = 2527872480. Its totient is φ = 557524880.

The previous prime is 1226555689. The next prime is 1226555711. The reversal of 1226555704 is 4075556221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 632584 + ... + 634519.

It is an arithmetic number, because the mean of its divisors is an integer number (105328020).

Almost surely, 2^1226555704 is an apocalyptic number.

It is an amenable number.

1226555704 is an abundant number, since it is smaller than the sum of its proper divisors (1301316776).

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

1226555704 is a wasteful number, since it uses less digits than its factorization.

1226555704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267131 (or 1267116 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 1226555704 is about 35022.2172913138. The cubic root of 1226555704 is about 1070.4402369317.

The spelling of 1226555704 in words is "one billion, two hundred twenty-six million, five hundred fifty-five thousand, seven hundred four".