4204123240 has 32 divisors (see below), whose sum is σ = 9637759080. Its totient is φ = 1649919232.

The previous prime is 4204123237. The next prime is 4204123279. The reversal of 4204123240 is 423214024.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4203447556 + 675684 = 64834^2 + 822^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 989419 + ... + 993658.

Almost surely, 2^4204123240 is an apocalyptic number.

4204123240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4204123240 is an abundant number, since it is smaller than the sum of its proper divisors (5433635840).

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

4204123240 is a wasteful number, since it uses less digits than its factorization.

4204123240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983141 (or 1983137 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4204123240 is about 64839.2106676199. The cubic root of 4204123240 is about 1613.9564537806.

Adding to 4204123240 its reverse (423214024), we get a palindrome (4627337264).

The spelling of 4204123240 in words is "four billion, two hundred four million, one hundred twenty-three thousand, two hundred forty".