40026141 has 24 divisors (see below), whose sum is σ = 63510720. Its totient is φ = 24178176.

The previous prime is 40026139. The next prime is 40026157. The reversal of 40026141 is 14162004.

40026141 is a `hidden beast` number, since 400 + 261 + 4 + 1 = 666.

It is not a de Polignac number, because 40026141 - 2¹ = 40026139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40026101) 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, 1156 + ... + 9021.

It is an arithmetic number, because the mean of its divisors is an integer number (2646280).

Almost surely, 2^40026141 is an apocalyptic number.

It is an amenable number.

40026141 is a deficient number, since it is larger than the sum of its proper divisors (23484579).

40026141 is a wasteful number, since it uses less digits than its factorization.

40026141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10225 (or 10222 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 40026141 is about 6326.6216103067. The cubic root of 40026141 is about 342.0696739139.

Adding to 40026141 its reverse (14162004), we get a palindrome (54188145).

The spelling of 40026141 in words is "forty million, twenty-six thousand, one hundred forty-one".