4040127 has 24 divisors (see below), whose sum is σ = 7183904. Its totient is φ = 2130624.

The previous prime is 4040123. The next prime is 4040129. The reversal of 4040127 is 7210404.

It is a happy number.

It is not a de Polignac number, because 4040127 - 2² = 4040123 is a prime.

It is a super-2 number, since 2×4040127² = 32645252352258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1648 + ... + 3285.

Almost surely, 2^4040127 is an apocalyptic number.

4040127 is a deficient number, since it is larger than the sum of its proper divisors (3143777).

4040127 is a wasteful number, since it uses less digits than its factorization.

4040127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4959 (or 4956 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 4040127 is about 2010.0067164067. The cubic root of 4040127 is about 159.2691537103.

Subtracting from 4040127 its product of nonzero digits (224), we obtain a triangular number (4039903 = T₂₈₄₂).

The spelling of 4040127 in words is "four million, forty thousand, one hundred twenty-seven".