1226561050 has 96 divisors (see below), whose sum is σ = 2838193344. Its totient is φ = 387456000.

The previous prime is 1226560967. The next prime is 1226561053. The reversal of 1226561050 is 501656221.

It is not an unprimeable number, because it can be changed into a prime (1226561053) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116505 + ... + 126595.

It is an arithmetic number, because the mean of its divisors is an integer number (29564514).

Almost surely, 2^1226561050 is an apocalyptic number.

1226561050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226561050 is an abundant number, since it is smaller than the sum of its proper divisors (1611632294).

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

1226561050 is a wasteful number, since it uses less digits than its factorization.

1226561050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10144 (or 10139 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1226561050 is about 35022.2936142109. The cubic root of 1226561050 is about 1070.4417921172.

The spelling of 1226561050 in words is "one billion, two hundred twenty-six million, five hundred sixty-one thousand, fifty".