40692971 has 8 divisors (see below), whose sum is σ = 44480064. Its totient is φ = 36920520.

The previous prime is 40692961. The next prime is 40692983. The reversal of 40692971 is 17929604.

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 40692971 - 2¹⁸ = 40430827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40692941) 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, 2636 + ... + 9398.

It is an arithmetic number, because the mean of its divisors is an integer number (5560008).

Almost surely, 2^40692971 is an apocalyptic number.

40692971 is a deficient number, since it is larger than the sum of its proper divisors (3787093).

40692971 is a wasteful number, since it uses less digits than its factorization.

40692971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7321.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 40692971 is about 6379.1042474630. The cubic root of 40692971 is about 343.9588326209.

The spelling of 40692971 in words is "forty million, six hundred ninety-two thousand, nine hundred seventy-one".