53387005 has 8 divisors (see below), whose sum is σ = 73216512. Its totient is φ = 36608208.

The previous prime is 53386997. The next prime is 53387039. The reversal of 53387005 is 50078335.

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

It is not a de Polignac number, because 53387005 - 2³ = 53386997 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 762637 + ... + 762706.

It is an arithmetic number, because the mean of its divisors is an integer number (9152064).

Almost surely, 2^53387005 is an apocalyptic number.

It is an amenable number.

53387005 is a deficient number, since it is larger than the sum of its proper divisors (19829507).

53387005 is a wasteful number, since it uses less digits than its factorization.

53387005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525355.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 53387005 is about 7306.6411571939. The cubic root of 53387005 is about 376.5406366501.

The spelling of 53387005 in words is "fifty-three million, three hundred eighty-seven thousand, five".