52029985 has 8 divisors (see below), whose sum is σ = 71355456. Its totient is φ = 35677680.

The previous prime is 52029977. The next prime is 52030001. The reversal of 52029985 is 58992025.

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

It is not a de Polignac number, because 52029985 - 2³ = 52029977 is a prime.

It is a Duffinian 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, 743251 + ... + 743320.

It is an arithmetic number, because the mean of its divisors is an integer number (8919432).

Almost surely, 2^52029985 is an apocalyptic number.

It is an amenable number.

52029985 is a deficient number, since it is larger than the sum of its proper divisors (19325471).

52029985 is a wasteful number, since it uses less digits than its factorization.

52029985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486583.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 52029985 is about 7213.1813369691. The cubic root of 52029985 is about 373.3228450675.

The spelling of 52029985 in words is "fifty-two million, twenty-nine thousand, nine hundred eighty-five".