1352106240 has 72 divisors (see below), whose sum is σ = 4318301568. Its totient is φ = 360560640.

The previous prime is 1352106227. The next prime is 1352106247. The reversal of 1352106240 is 426012531.

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 1352106240.

It is not an unprimeable number, because it can be changed into a prime (1352106247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172216 + ... + 179895.

Almost surely, 2^1352106240 is an apocalyptic number.

1352106240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352106240 is an abundant number, since it is smaller than the sum of its proper divisors (2966195328).

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

1352106240 is an equidigital number, since it uses as much as digits as its factorization.

1352106240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352135 (or 352121 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1352106240 is about 36770.9972668678. The cubic root of 1352106240 is about 1105.7839253419.

Adding to 1352106240 its reverse (426012531), we get a palindrome (1778118771).

The spelling of 1352106240 in words is "one billion, three hundred fifty-two million, one hundred six thousand, two hundred forty".