63541340 has 12 divisors (see below), whose sum is σ = 133436856. Its totient is φ = 25416528.

The previous prime is 63541333. The next prime is 63541363. The reversal of 63541340 is 4314536.

It is a congruent number.

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, 1588514 + ... + 1588553.

It is an arithmetic number, because the mean of its divisors is an integer number (11119738).

Almost surely, 2^63541340 is an apocalyptic number.

It is an amenable number.

63541340 is an abundant number, since it is smaller than the sum of its proper divisors (69895516).

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

63541340 is a wasteful number, since it uses less digits than its factorization.

63541340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177076 (or 3177074 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 63541340 is about 7971.2822055175. The cubic root of 63541340 is about 399.0421665518.

Adding to 63541340 its reverse (4314536), we get a palindrome (67855876).

The spelling of 63541340 in words is "sixty-three million, five hundred forty-one thousand, three hundred forty".