3133402240 has 64 divisors (see below), whose sum is σ = 7816512960. Its totient is φ = 1198861312.

The previous prime is 3133402219. The next prime is 3133402273. The reversal of 3133402240 is 422043313.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91714 + ... + 121153.

It is an arithmetic number, because the mean of its divisors is an integer number (122133015).

Almost surely, 2^3133402240 is an apocalyptic number.

It is an amenable number.

3133402240 is an abundant number, since it is smaller than the sum of its proper divisors (4683110720).

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

3133402240 is a wasteful number, since it uses less digits than its factorization.

3133402240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212909 (or 212897 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3133402240 is about 55976.8009089480. The cubic root of 3133402240 is about 1463.3180057766.

Adding to 3133402240 its reverse (422043313), we get a palindrome (3555445553).

The spelling of 3133402240 in words is "three billion, one hundred thirty-three million, four hundred two thousand, two hundred forty".