40994694 has 64 divisors (see below), whose sum is σ = 102412800. Its totient is φ = 12060576.

The previous prime is 40994693. The next prime is 40994713. The reversal of 40994694 is 49649904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40994693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14877 + ... + 17415.

It is an arithmetic number, because the mean of its divisors is an integer number (1600200).

Almost surely, 2^40994694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40994694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51206400).

40994694 is an abundant number, since it is smaller than the sum of its proper divisors (61418106).

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

40994694 is a wasteful number, since it uses less digits than its factorization.

40994694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586 (or 2580 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 40994694 is about 6402.7098950366. The cubic root of 40994694 is about 344.8068484041.

The spelling of 40994694 in words is "forty million, nine hundred ninety-four thousand, six hundred ninety-four".