7340138352 has 100 divisors (see below), whose sum is σ = 21271230816. Its totient is φ = 2443633920.

The previous prime is 7340138339. The next prime is 7340138353. The reversal of 7340138352 is 2538310437.

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 (7340138353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1177548 + ... + 1183764.

Almost surely, 2^7340138352 is an apocalyptic number.

7340138352 is a gapful number since it is divisible by the number (72) 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 7340138352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10635615408).

7340138352 is an abundant number, since it is smaller than the sum of its proper divisors (13931092464).

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

7340138352 is a wasteful number, since it uses less digits than its factorization.

7340138352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7148 (or 7133 counting only the distinct ones).

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

The square root of 7340138352 is about 85674.6073933228. The cubic root of 7340138352 is about 1943.4263282120.

Adding to 7340138352 its reverse (2538310437), we get a palindrome (9878448789).

The spelling of 7340138352 in words is "seven billion, three hundred forty million, one hundred thirty-eight thousand, three hundred fifty-two".