4072541 has 8 divisors (see below), whose sum is σ = 4636224. Its totient is φ = 3541120.

The previous prime is 4072531. The next prime is 4072559. The reversal of 4072541 is 1452704.

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

It is not a de Polignac number, because 4072541 - 2⁶ = 4072477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072531) 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, 7796 + ... + 8301.

It is an arithmetic number, because the mean of its divisors is an integer number (579528).

Almost surely, 2^4072541 is an apocalyptic number.

It is an amenable number.

4072541 is a deficient number, since it is larger than the sum of its proper divisors (563683).

4072541 is a wasteful number, since it uses less digits than its factorization.

4072541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16131.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 4072541 is about 2018.0537653888. The cubic root of 4072541 is about 159.6939592632.

The spelling of 4072541 in words is "four million, seventy-two thousand, five hundred forty-one".