1346052240 has 240 divisors, whose sum is σ = 5026344960. Its totient is φ = 320578560.

The previous prime is 1346052229. The next prime is 1346052247. The reversal of 1346052240 is 422506431.

1346052240 is a `hidden beast` number, since 1 + 34 + 605 + 2 + 24 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (1346052247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 287841 + ... + 292479.

It is an arithmetic number, because the mean of its divisors is an integer number (20943104).

Almost surely, 2^1346052240 is an apocalyptic number.

1346052240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1346052240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2513172480).

1346052240 is an abundant number, since it is smaller than the sum of its proper divisors (3680292720).

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

1346052240 is a wasteful number, since it uses less digits than its factorization.

1346052240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4702 (or 4693 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1346052240 is about 36688.5846006629. The cubic root of 1346052240 is about 1104.1310887188.

Adding to 1346052240 its reverse (422506431), we get a palindrome (1768558671).

The spelling of 1346052240 in words is "one billion, three hundred forty-six million, fifty-two thousand, two hundred forty".