4230040240 has 40 divisors (see below), whose sum is σ = 10020416688. Its totient is φ = 1660089600.

The previous prime is 4230040219. The next prime is 4230040273. The reversal of 4230040240 is 420400324.

It is a tau number, because it is divible by the number of its divisors (40).

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, 494586 + ... + 503065.

Almost surely, 2^4230040240 is an apocalyptic number.

4230040240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4230040240 is an abundant number, since it is smaller than the sum of its proper divisors (5790376448).

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

4230040240 is a wasteful number, since it uses less digits than its factorization.

4230040240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997717 (or 997711 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 4230040240 is about 65038.7595207658. The cubic root of 4230040240 is about 1617.2661608230.

Adding to 4230040240 its reverse (420400324), we get a palindrome (4650440564).

The spelling of 4230040240 in words is "four billion, two hundred thirty million, forty thousand, two hundred forty".