4323661240 has 32 divisors (see below), whose sum is σ = 9740515680. Its totient is φ = 1727281792.

The previous prime is 4323661217. The next prime is 4323661247. The reversal of 4323661240 is 421663234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323661247) 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, 35932 + ... + 99691.

It is an arithmetic number, because the mean of its divisors is an integer number (304391115).

Almost surely, 2^4323661240 is an apocalyptic number.

4323661240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4323661240 is an abundant number, since it is smaller than the sum of its proper divisors (5416854440).

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

4323661240 is a wasteful number, since it uses less digits than its factorization.

4323661240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136431 (or 136427 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 4323661240 is about 65754.5529982525. The cubic root of 4323661240 is about 1629.1105388515.

The spelling of 4323661240 in words is "four billion, three hundred twenty-three million, six hundred sixty-one thousand, two hundred forty".