53881634 has 16 divisors (see below), whose sum is σ = 82147200. Its totient is φ = 26501904.

The previous prime is 53881631. The next prime is 53881637. The reversal of 53881634 is 43618835.

It is an interprime number because it is at equal distance from previous prime (53881631) and next prime (53881637).

It is not an unprimeable number, because it can be changed into a prime (53881631) 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, 62297 + ... + 63155.

It is an arithmetic number, because the mean of its divisors is an integer number (5134200).

Almost surely, 2^53881634 is an apocalyptic number.

53881634 is a deficient number, since it is larger than the sum of its proper divisors (28265566).

53881634 is a wasteful number, since it uses less digits than its factorization.

53881634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337.

The product of its digits is 69120, while the sum is 38.

The square root of 53881634 is about 7340.4110239141. The cubic root of 53881634 is about 377.6999429098.

The spelling of 53881634 in words is "fifty-three million, eight hundred eighty-one thousand, six hundred thirty-four".