53985006 has 12 divisors (see below), whose sum is σ = 116967552. Its totient is φ = 17994996.

The previous prime is 53984993. The next prime is 53985017. The reversal of 53985006 is 60058935.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1499566 + ... + 1499601.

It is an arithmetic number, because the mean of its divisors is an integer number (9747296).

Almost surely, 2^53985006 is an apocalyptic number.

53985006 is an abundant number, since it is smaller than the sum of its proper divisors (62982546).

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

53985006 is a wasteful number, since it uses less digits than its factorization.

53985006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999175 (or 2999172 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 53985006 is about 7347.4489450421. The cubic root of 53985006 is about 377.9413279222.

It can be divided in two parts, 5398 and 5006, that added together give a square (10404 = 102²).

The spelling of 53985006 in words is "fifty-three million, nine hundred eighty-five thousand, six".