2423431340 has 96 divisors (see below), whose sum is σ = 5812369920. Its totient is φ = 840153600.

The previous prime is 2423431331. The next prime is 2423431393. The reversal of 2423431340 is 431343242.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2068955 + ... + 2070125.

It is an arithmetic number, because the mean of its divisors is an integer number (60545520).

Almost surely, 2^2423431340 is an apocalyptic number.

2423431340 is a gapful number since it is divisible by the number (20) 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 2423431340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2906184960).

2423431340 is an abundant number, since it is smaller than the sum of its proper divisors (3388938580).

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

2423431340 is a wasteful number, since it uses less digits than its factorization.

2423431340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623 (or 1621 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 2423431340 is about 49228.3591032649. The cubic root of 2423431340 is about 1343.2089388610.

Adding to 2423431340 its reverse (431343242), we get a palindrome (2854774582).

The spelling of 2423431340 in words is "two billion, four hundred twenty-three million, four hundred thirty-one thousand, three hundred forty".