40871425 has 12 divisors (see below), whose sum is σ = 57920896. Its totient is φ = 28026000.

The previous prime is 40871419. The next prime is 40871443. The reversal of 40871425 is 52417804.

It is not a de Polignac number, because 40871425 - 2⁷ = 40871297 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116601 + ... + 116950.

Almost surely, 2^40871425 is an apocalyptic number.

It is an amenable number.

40871425 is a deficient number, since it is larger than the sum of its proper divisors (17049471).

40871425 is a wasteful number, since it uses less digits than its factorization.

40871425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233568 (or 233563 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 40871425 is about 6393.0763330340. The cubic root of 40871425 is about 344.4608957533.

The spelling of 40871425 in words is "forty million, eight hundred seventy-one thousand, four hundred twenty-five".