40204774 has 8 divisors (see below), whose sum is σ = 60487128. Its totient is φ = 20042400.

The previous prime is 40204753. The next prime is 40204811. The reversal of 40204774 is 47740204.

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

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, 29152 + ... + 30499.

It is an arithmetic number, because the mean of its divisors is an integer number (7560891).

Almost surely, 2^40204774 is an apocalyptic number.

40204774 is a deficient number, since it is larger than the sum of its proper divisors (20282354).

40204774 is a wasteful number, since it uses less digits than its factorization.

40204774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59990.

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 40204774 is about 6340.7234603001. The cubic root of 40204774 is about 342.5777939686.

Adding to 40204774 its reverse (47740204), we get a palindrome (87944978).

The spelling of 40204774 in words is "forty million, two hundred four thousand, seven hundred seventy-four".