52001667 has 6 divisors (see below), whose sum is σ = 75113532. Its totient is φ = 34667772.

The previous prime is 52001659. The next prime is 52001681. The reversal of 52001667 is 76610025.

It is not a de Polignac number, because 52001667 - 2³ = 52001659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52001667.

It is not an unprimeable number, because it can be changed into a prime (52001617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2888973 + ... + 2888990.

It is an arithmetic number, because the mean of its divisors is an integer number (12518922).

Almost surely, 2^52001667 is an apocalyptic number.

52001667 is a deficient number, since it is larger than the sum of its proper divisors (23111865).

52001667 is a wasteful number, since it uses less digits than its factorization.

52001667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5777969 (or 5777966 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 52001667 is about 7211.2181356550. The cubic root of 52001667 is about 373.2551041622.

The spelling of 52001667 in words is "fifty-two million, one thousand, six hundred sixty-seven".