53975667 has 8 divisors (see below), whose sum is σ = 73147600. Its totient is φ = 35393760.

The previous prime is 53975659. The next prime is 53975717. The reversal of 53975667 is 76657935.

It is a happy number.

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

It is not a de Polignac number, because 53975667 - 2³ = 53975659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53975617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147292 + ... + 147657.

It is an arithmetic number, because the mean of its divisors is an integer number (9143450).

Almost surely, 2^53975667 is an apocalyptic number.

53975667 is a deficient number, since it is larger than the sum of its proper divisors (19171933).

53975667 is a wasteful number, since it uses less digits than its factorization.

53975667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295013.

The product of its digits is 1190700, while the sum is 48.

The square root of 53975667 is about 7346.8133908518. The cubic root of 53975667 is about 377.9195329963.

The spelling of 53975667 in words is "fifty-three million, nine hundred seventy-five thousand, six hundred sixty-seven".