40871630 has 8 divisors (see below), whose sum is σ = 73568952. Its totient is φ = 16348648.

The previous prime is 40871617. The next prime is 40871657. The reversal of 40871630 is 3617804.

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

It is a junction number, because it is equal to n+sod(n) for n = 40871593 and 40871602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043572 + ... + 2043591.

It is an arithmetic number, because the mean of its divisors is an integer number (9196119).

Almost surely, 2^40871630 is an apocalyptic number.

40871630 is a deficient number, since it is larger than the sum of its proper divisors (32697322).

40871630 is a wasteful number, since it uses less digits than its factorization.

40871630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087170.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 40871630 is about 6393.0923659838. The cubic root of 40871630 is about 344.4614716599.

The spelling of 40871630 in words is "forty million, eight hundred seventy-one thousand, six hundred thirty".