40863534 has 32 divisors (see below), whose sum is σ = 83566080. Its totient is φ = 13317600.

The previous prime is 40863527. The next prime is 40863551. The reversal of 40863534 is 43536804.

It is a junction number, because it is equal to n+sod(n) for n = 40863495 and 40863504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113647 + ... + 114005.

It is an arithmetic number, because the mean of its divisors is an integer number (2611440).

Almost surely, 2^40863534 is an apocalyptic number.

40863534 is an abundant number, since it is smaller than the sum of its proper divisors (42702546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40863534 is a wasteful number, since it uses less digits than its factorization.

40863534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 40863534 is about 6392.4591512187. The cubic root of 40863534 is about 344.4387261008.

The spelling of 40863534 in words is "forty million, eight hundred sixty-three thousand, five hundred thirty-four".