40194934 has 8 divisors (see below), whose sum is σ = 64930320. Its totient is φ = 18551496.

The previous prime is 40194923. The next prime is 40194943. The reversal of 40194934 is 43949104.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40194934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772954 + ... + 773005.

It is an arithmetic number, because the mean of its divisors is an integer number (8116290).

Almost surely, 2^40194934 is an apocalyptic number.

40194934 is a deficient number, since it is larger than the sum of its proper divisors (24735386).

40194934 is a wasteful number, since it uses less digits than its factorization.

40194934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545974.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 40194934 is about 6339.9474761231. The cubic root of 40194934 is about 342.5498433863.

The spelling of 40194934 in words is "forty million, one hundred ninety-four thousand, nine hundred thirty-four".