2340121432 has 32 divisors (see below), whose sum is σ = 4799512080. Its totient is φ = 1060824960.

The previous prime is 2340121403. The next prime is 2340121457. The reversal of 2340121432 is 2341210432.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2823 + ... + 68470.

Almost surely, 2^2340121432 is an apocalyptic number.

2340121432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2340121432 is an abundant number, since it is smaller than the sum of its proper divisors (2459390648).

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

2340121432 is a wasteful number, since it uses less digits than its factorization.

2340121432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71683 (or 71679 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2340121432 is about 48374.8016223323. The cubic root of 2340121432 is about 1327.6373589459.

Adding to 2340121432 its reverse (2341210432), we get a palindrome (4681331864).

The spelling of 2340121432 in words is "two billion, three hundred forty million, one hundred twenty-one thousand, four hundred thirty-two".