1226636232 has 32 divisors (see below), whose sum is σ = 3137909280. Its totient is φ = 399369600.

The previous prime is 1226636183. The next prime is 1226636249. The reversal of 1226636232 is 2326366221.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1226636193 and 1226636202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593269 + ... + 595332.

It is an arithmetic number, because the mean of its divisors is an integer number (98059665).

Almost surely, 2^1226636232 is an apocalyptic number.

1226636232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1226636232 is an abundant number, since it is smaller than the sum of its proper divisors (1911273048).

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

1226636232 is a wasteful number, since it uses less digits than its factorization.

1226636232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188653 (or 1188649 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 1226636232 is about 35023.3669426570. The cubic root of 1226636232 is about 1070.4636625630.

The spelling of 1226636232 in words is "one billion, two hundred twenty-six million, six hundred thirty-six thousand, two hundred thirty-two".