40994907 has 4 divisors (see below), whose sum is σ = 54659880. Its totient is φ = 27329936.

The previous prime is 40994887. The next prime is 40994909. The reversal of 40994907 is 70949904.

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 40994907 - 2¹¹ = 40992859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40994909) 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, 6832482 + ... + 6832487.

It is an arithmetic number, because the mean of its divisors is an integer number (13664970).

Almost surely, 2^40994907 is an apocalyptic number.

40994907 is a deficient number, since it is larger than the sum of its proper divisors (13664973).

40994907 is a wasteful number, since it uses less digits than its factorization.

40994907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13664972.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 40994907 is about 6402.7265285970. The cubic root of 40994907 is about 344.8074455849.

The spelling of 40994907 in words is "forty million, nine hundred ninety-four thousand, nine hundred seven".