1344735612 has 72 divisors (see below), whose sum is σ = 3787160832. Its totient is φ = 398820000.

The previous prime is 1344735607. The next prime is 1344735619. The reversal of 1344735612 is 2165374431.

1344735612 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 7 + 35 + 612 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344735619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17514 + ... + 54737.

It is an arithmetic number, because the mean of its divisors is an integer number (52599456).

Almost surely, 2^1344735612 is an apocalyptic number.

1344735612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1344735612 is an abundant number, since it is smaller than the sum of its proper divisors (2442425220).

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

1344735612 is a wasteful number, since it uses less digits than its factorization.

1344735612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72319 (or 72314 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 1344735612 is about 36670.6369183847. The cubic root of 1344735612 is about 1103.7709728913.

The spelling of 1344735612 in words is "one billion, three hundred forty-four million, seven hundred thirty-five thousand, six hundred twelve".