40164773 has 8 divisors (see below), whose sum is σ = 44006976. Its totient is φ = 36354400.

The previous prime is 40164763. The next prime is 40164793. The reversal of 40164773 is 37746104.

It is a happy number.

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 40164773 - 2¹⁰ = 40163749 is a prime.

It is a super-2 number, since 2×40164773² = 3226417980283058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40164763) 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, 5273 + ... + 10398.

It is an arithmetic number, because the mean of its divisors is an integer number (5500872).

Almost surely, 2^40164773 is an apocalyptic number.

It is an amenable number.

40164773 is a deficient number, since it is larger than the sum of its proper divisors (3842203).

40164773 is a wasteful number, since it uses less digits than its factorization.

40164773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15915.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 40164773 is about 6337.5683822741. The cubic root of 40164773 is about 342.4641424446.

The spelling of 40164773 in words is "forty million, one hundred sixty-four thousand, seven hundred seventy-three".