40734971 has 4 divisors (see below), whose sum is σ = 40752000. Its totient is φ = 40717944.

The previous prime is 40734959. The next prime is 40734977. The reversal of 40734971 is 17943704.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40734971 - 2¹⁰ = 40733947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40734977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4196 + ... + 9953.

It is an arithmetic number, because the mean of its divisors is an integer number (10188000).

Almost surely, 2^40734971 is an apocalyptic number.

40734971 is a deficient number, since it is larger than the sum of its proper divisors (17029).

40734971 is a wasteful number, since it uses less digits than its factorization.

40734971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17028.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 40734971 is about 6382.3953967143. The cubic root of 40734971 is about 344.0771274465.

The spelling of 40734971 in words is "forty million, seven hundred thirty-four thousand, nine hundred seventy-one".