1229232 has 20 divisors (see below), whose sum is σ = 3175640. Its totient is φ = 409728.

The previous prime is 1229227. The next prime is 1229237. The reversal of 1229232 is 2329221.

It is an interprime number because it is at equal distance from previous prime (1229227) and next prime (1229237).

It is a super-2 number, since 2×1229232² = 3022022619648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1229199 and 1229208.

It is not an unprimeable number, because it can be changed into a prime (1229237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12757 + ... + 12852.

It is an arithmetic number, because the mean of its divisors is an integer number (158782).

2^1229232 is an apocalyptic number.

1229232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1229232 is an abundant number, since it is smaller than the sum of its proper divisors (1946408).

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

1229232 is a wasteful number, since it uses less digits than its factorization.

1229232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25620 (or 25614 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 1229232 is about 1108.7073554370. The cubic root of 1229232 is about 107.1218224103.

The spelling of 1229232 in words is "one million, two hundred twenty-nine thousand, two hundred thirty-two".