40863523 has 8 divisors (see below), whose sum is σ = 42385680. Its totient is φ = 39348960.

The previous prime is 40863517. The next prime is 40863527. The reversal of 40863523 is 32536804.

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 40863523 - 2¹⁷ = 40732451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40863527) 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, 10536 + ... + 13882.

It is an arithmetic number, because the mean of its divisors is an integer number (5298210).

Almost surely, 2^40863523 is an apocalyptic number.

40863523 is a deficient number, since it is larger than the sum of its proper divisors (1522157).

40863523 is a wasteful number, since it uses less digits than its factorization.

40863523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3797.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 40863523 is about 6392.4582908299. The cubic root of 40863523 is about 344.4386951944.

The spelling of 40863523 in words is "forty million, eight hundred sixty-three thousand, five hundred twenty-three".