1344423330 has 24 divisors (see below), whose sum is σ = 3495500892. Its totient is φ = 358512864.

The previous prime is 1344423329. The next prime is 1344423341. The reversal of 1344423330 is 333244431.

It can be written as a sum of positive squares in 2 ways, for example, as 1302704649 + 41718681 = 36093^2 + 6459^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1344423294 and 1344423303.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7468929 + ... + 7469108.

Almost surely, 2^1344423330 is an apocalyptic number.

1344423330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1344423330 is an abundant number, since it is smaller than the sum of its proper divisors (2151077562).

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

1344423330 is a wasteful number, since it uses less digits than its factorization.

1344423330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14938050 (or 14938047 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 1344423330 is about 36666.3787412938. The cubic root of 1344423330 is about 1103.6855249938.

Adding to 1344423330 its reverse (333244431), we get a palindrome (1677667761).

The spelling of 1344423330 in words is "one billion, three hundred forty-four million, four hundred twenty-three thousand, three hundred thirty".