4068537 has 8 divisors (see below), whose sum is σ = 5917920. Its totient is φ = 2465760.

The previous prime is 4068529. The next prime is 4068541. The reversal of 4068537 is 7358604.

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

It is not a de Polignac number, because 4068537 - 2³ = 4068529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 123289 = 4068537 / (4 + 0 + 6 + 8 + 5 + 3 + 7).

It is a junction number, because it is equal to n+sod(n) for n = 4068498 and 4068507.

It is not an unprimeable number, because it can be changed into a prime (4068587) 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, 61612 + ... + 61677.

It is an arithmetic number, because the mean of its divisors is an integer number (739740).

Almost surely, 2^4068537 is an apocalyptic number.

It is an amenable number.

4068537 is a deficient number, since it is larger than the sum of its proper divisors (1849383).

4068537 is a wasteful number, since it uses less digits than its factorization.

4068537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123303.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 4068537 is about 2017.0614765049. The cubic root of 4068537 is about 159.6416066674.

The spelling of 4068537 in words is "four million, sixty-eight thousand, five hundred thirty-seven".