63090140 has 36 divisors (see below), whose sum is σ = 135156504. Its totient is φ = 24737856.

The previous prime is 63090133. The next prime is 63090149. The reversal of 63090140 is 4109036.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63090149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55619 + ... + 56741.

Almost surely, 2^63090140 is an apocalyptic number.

It is an amenable number.

63090140 is an abundant number, since it is smaller than the sum of its proper divisors (72066364).

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

63090140 is a wasteful number, since it uses less digits than its factorization.

63090140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 63090140 is about 7942.9301897977. The cubic root of 63090140 is about 398.0954040122.

Adding to 63090140 its reverse (4109036), we get a palindrome (67199176).

The spelling of 63090140 in words is "sixty-three million, ninety thousand, one hundred forty".