1225345232 has 10 divisors (see below), whose sum is σ = 2374106418. Its totient is φ = 612672608.

The previous prime is 1225345201. The next prime is 1225345241. The reversal of 1225345232 is 2325435221.

It can be written as a sum of positive squares in only one way, i.e., 699285136 + 526060096 = 26444^2 + 22936^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1225345195 and 1225345204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38292023 + ... + 38292054.

Almost surely, 2^1225345232 is an apocalyptic number.

It is an amenable number.

1225345232 is a deficient number, since it is larger than the sum of its proper divisors (1148761186).

1225345232 is an equidigital number, since it uses as much as digits as its factorization.

1225345232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76584085 (or 76584079 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 1225345232 is about 35004.9315382847. The cubic root of 1225345232 is about 1070.0879864759.

The spelling of 1225345232 in words is "one billion, two hundred twenty-five million, three hundred forty-five thousand, two hundred thirty-two".