3240023430 has 32 divisors (see below), whose sum is σ = 8886921984. Its totient is φ = 740576736.

The previous prime is 3240023417. The next prime is 3240023461. The reversal of 3240023430 is 343200423.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 3240023397 and 3240023406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7714132 + ... + 7714551.

It is an arithmetic number, because the mean of its divisors is an integer number (277716312).

Almost surely, 2^3240023430 is an apocalyptic number.

3240023430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3240023430 is an abundant number, since it is smaller than the sum of its proper divisors (5646898554).

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

3240023430 is a wasteful number, since it uses less digits than its factorization.

3240023430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15428700.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 3240023430 is about 56921.2036942298. The cubic root of 3240023430 is about 1479.7308114631.

Adding to 3240023430 its reverse (343200423), we get a palindrome (3583223853).

The spelling of 3240023430 in words is "three billion, two hundred forty million, twenty-three thousand, four hundred thirty".