53073385 has 8 divisors (see below), whose sum is σ = 64494720. Its totient is φ = 41920944.

The previous prime is 53073359. The next prime is 53073401. The reversal of 53073385 is 58337035.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 53073385 - 2⁷ = 53073257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53073385.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66787 + ... + 67576.

It is an arithmetic number, because the mean of its divisors is an integer number (8061840).

Almost surely, 2^53073385 is an apocalyptic number.

It is an amenable number.

53073385 is a deficient number, since it is larger than the sum of its proper divisors (11421335).

53073385 is a wasteful number, since it uses less digits than its factorization.

53073385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134447.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 53073385 is about 7285.1482483200. The cubic root of 53073385 is about 375.8018634107.

The spelling of 53073385 in words is "fifty-three million, seventy-three thousand, three hundred eighty-five".