40089534 has 8 divisors (see below), whose sum is σ = 80179080. Its totient is φ = 13363176.

The previous prime is 40089527. The next prime is 40089547. The reversal of 40089534 is 43598004.

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

40089534 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 40089495 and 40089504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3340789 + ... + 3340800.

It is an arithmetic number, because the mean of its divisors is an integer number (10022385).

Almost surely, 2^40089534 is an apocalyptic number.

40089534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40089534 is a wasteful number, since it uses less digits than its factorization.

40089534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6681594.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 40089534 is about 6331.6296480448. The cubic root of 40089534 is about 342.2501674971.

The spelling of 40089534 in words is "forty million, eighty-nine thousand, five hundred thirty-four".