1340224232 has 8 divisors (see below), whose sum is σ = 2512920450. Its totient is φ = 670112112.

The previous prime is 1340224219. The next prime is 1340224273. The reversal of 1340224232 is 2324220431.

It can be written as a sum of positive squares in only one way, i.e., 791071876 + 549152356 = 28126^2 + 23434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1340224198 and 1340224207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83764007 + ... + 83764022.

Almost surely, 2^1340224232 is an apocalyptic number.

It is an amenable number.

1340224232 is a deficient number, since it is larger than the sum of its proper divisors (1172696218).

1340224232 is a wasteful number, since it uses less digits than its factorization.

1340224232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167528035 (or 167528031 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1340224232 is about 36609.0730830487. The cubic root of 1340224232 is about 1102.5352630196.

Adding to 1340224232 its reverse (2324220431), we get a palindrome (3664444663).

The spelling of 1340224232 in words is "one billion, three hundred forty million, two hundred twenty-four thousand, two hundred thirty-two".