40025541 has 8 divisors (see below), whose sum is σ = 54272160. Its totient is φ = 26231312.

The previous prime is 40025519. The next prime is 40025551. The reversal of 40025541 is 14552004.

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

It is a cyclic number.

It is not a de Polignac number, because 40025541 - 2⁶ = 40025477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40025551) 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, 112890 + ... + 113243.

It is an arithmetic number, because the mean of its divisors is an integer number (6784020).

Almost surely, 2^40025541 is an apocalyptic number.

It is an amenable number.

40025541 is a deficient number, since it is larger than the sum of its proper divisors (14246619).

40025541 is a wasteful number, since it uses less digits than its factorization.

40025541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226195.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 40025541 is about 6326.5741914562. The cubic root of 40025541 is about 342.0679646740.

Adding to 40025541 its reverse (14552004), we get a palindrome (54577545).

The spelling of 40025541 in words is "forty million, twenty-five thousand, five hundred forty-one".