2232542320 has 40 divisors (see below), whose sum is σ = 5288607936. Its totient is φ = 876165888.

The previous prime is 2232542281. The next prime is 2232542321. The reversal of 2232542320 is 232452322.

It is a happy number.

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

It is a super-3 number, since 3×2232542320³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232542321) 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, 259032 + ... + 267511.

Almost surely, 2^2232542320 is an apocalyptic number.

2232542320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2232542320 is an abundant number, since it is smaller than the sum of its proper divisors (3056065616).

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

2232542320 is a wasteful number, since it uses less digits than its factorization.

2232542320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526609 (or 526603 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2232542320 is about 47249.7864545439. The cubic root of 2232542320 is about 1306.9728521447.

Adding to 2232542320 its reverse (232452322), we get a palindrome (2464994642).

The spelling of 2232542320 in words is "two billion, two hundred thirty-two million, five hundred forty-two thousand, three hundred twenty".