1226349132 has 12 divisors (see below), whose sum is σ = 2861481336. Its totient is φ = 408783040.

The previous prime is 1226349109. The next prime is 1226349143. The reversal of 1226349132 is 2319436221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1226349093 and 1226349102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51097869 + ... + 51097892.

It is an arithmetic number, because the mean of its divisors is an integer number (238456778).

Almost surely, 2^1226349132 is an apocalyptic number.

1226349132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1226349132 is an abundant number, since it is smaller than the sum of its proper divisors (1635132204).

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

1226349132 is a wasteful number, since it uses less digits than its factorization.

1226349132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102195768 (or 102195766 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 1226349132 is about 35019.2680106252. The cubic root of 1226349132 is about 1070.3801403554.

The spelling of 1226349132 in words is "one billion, two hundred twenty-six million, three hundred forty-nine thousand, one hundred thirty-two".