2325040040 has 64 divisors (see below), whose sum is σ = 5474284560. Its totient is φ = 887777280.

The previous prime is 2325040033. The next prime is 2325040049. The reversal of 2325040040 is 400405232.

It can be written as a sum of positive squares in 8 ways, for example, as 2195672164 + 129367876 = 46858^2 + 11374^2 .

It is a super-2 number, since 2×2325040040² = 10811622375206403200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2325039994 and 2325040021.

It is not an unprimeable number, because it can be changed into a prime (2325040049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63620 + ... + 93260.

Almost surely, 2^2325040040 is an apocalyptic number.

2325040040 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 2325040040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2737142280).

2325040040 is an abundant number, since it is smaller than the sum of its proper divisors (3149244520).

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

2325040040 is a wasteful number, since it uses less digits than its factorization.

2325040040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29742 (or 29738 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2325040040 is about 48218.6689986358. The cubic root of 2325040040 is about 1324.7791329966.

Adding to 2325040040 its reverse (400405232), we get a palindrome (2725445272).

The spelling of 2325040040 in words is "two billion, three hundred twenty-five million, forty thousand, forty".