53887634 has 8 divisors (see below), whose sum is σ = 80873100. Its totient is φ = 26929936.

The previous prime is 53887621. The next prime is 53887649. The reversal of 53887634 is 43678835.

It can be written as a sum of positive squares in 2 ways, for example, as 51337225 + 2550409 = 7165^2 + 1597^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1109 + ... + 10440.

Almost surely, 2^53887634 is an apocalyptic number.

53887634 is a deficient number, since it is larger than the sum of its proper divisors (26985466).

53887634 is a wasteful number, since it uses less digits than its factorization.

53887634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13884.

The product of its digits is 483840, while the sum is 44.

The square root of 53887634 is about 7340.8197089971. The cubic root of 53887634 is about 377.7139620067.

The spelling of 53887634 in words is "fifty-three million, eight hundred eighty-seven thousand, six hundred thirty-four".