1344422040 has 96 divisors (see below), whose sum is σ = 4367448720. Its totient is φ = 330929664.

The previous prime is 1344422011. The next prime is 1344422041. The reversal of 1344422040 is 402244431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1344422040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344422041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12867 + ... + 53426.

Almost surely, 2^1344422040 is an apocalyptic number.

1344422040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344422040 is an abundant number, since it is smaller than the sum of its proper divisors (3023026680).

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

1344422040 is a wasteful number, since it uses less digits than its factorization.

1344422040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66333 (or 66316 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1344422040 is about 36666.3611502423. The cubic root of 1344422040 is about 1103.6851719912.

Adding to 1344422040 its reverse (402244431), we get a palindrome (1746666471).

The spelling of 1344422040 in words is "one billion, three hundred forty-four million, four hundred twenty-two thousand, forty".