2400433040 has 40 divisors (see below), whose sum is σ = 5648263488. Its totient is φ = 948602240.

The previous prime is 2400432959. The next prime is 2400433043. The reversal of 2400433040 is 403340042.

It is a happy number.

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

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

It is not an unprimeable number, because it can be changed into a prime (2400433043) 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, 174116 + ... + 187395.

Almost surely, 2^2400433040 is an apocalyptic number.

2400433040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400433040 is an abundant number, since it is smaller than the sum of its proper divisors (3247830448).

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

2400433040 is a wasteful number, since it uses less digits than its factorization.

2400433040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361607 (or 361601 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2400433040 is about 48994.2143523090. The cubic root of 2400433040 is about 1338.9464206674.

Adding to 2400433040 its reverse (403340042), we get a palindrome (2803773082).

The spelling of 2400433040 in words is "two billion, four hundred million, four hundred thirty-three thousand, forty".