63040940 has 12 divisors (see below), whose sum is σ = 132386016. Its totient is φ = 25216368.

The previous prime is 63040937. The next prime is 63041023. The reversal of 63040940 is 4904036.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1576004 + ... + 1576043.

It is an arithmetic number, because the mean of its divisors is an integer number (11032168).

Almost surely, 2^63040940 is an apocalyptic number.

It is an amenable number.

63040940 is an abundant number, since it is smaller than the sum of its proper divisors (69345076).

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

63040940 is a wasteful number, since it uses less digits than its factorization.

63040940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152056 (or 3152054 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 63040940 is about 7939.8324919358. The cubic root of 63040940 is about 397.9918939790.

Adding to 63040940 its reverse (4904036), we get a palindrome (67944976).

The spelling of 63040940 in words is "sixty-three million, forty thousand, nine hundred forty".