1344229740 has 108 divisors (see below), whose sum is σ = 4743241776. Its totient is φ = 307250496.

The previous prime is 1344229717. The next prime is 1344229741. The reversal of 1344229740 is 479224431.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1344229695 and 1344229704.

It is not an unprimeable number, because it can be changed into a prime (1344229741) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 67384 + ... + 85023.

Almost surely, 2^1344229740 is an apocalyptic number.

1344229740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344229740 is an abundant number, since it is smaller than the sum of its proper divisors (3399012036).

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

1344229740 is a wasteful number, since it uses less digits than its factorization.

1344229740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152436 (or 152424 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 1344229740 is about 36663.7387618884. The cubic root of 1344229740 is about 1103.6325474501.

The spelling of 1344229740 in words is "one billion, three hundred forty-four million, two hundred twenty-nine thousand, seven hundred forty".