40804053 has 8 divisors (see below), whose sum is σ = 55094400. Its totient is φ = 26858208.

The previous prime is 40804051. The next prime is 40804087. The reversal of 40804053 is 35040804.

It is a happy number.

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

It is not a de Polignac number, because 40804053 - 2¹ = 40804051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40804051) 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, 85848 + ... + 86321.

It is an arithmetic number, because the mean of its divisors is an integer number (6886800).

Almost surely, 2^40804053 is an apocalyptic number.

It is an amenable number.

40804053 is a deficient number, since it is larger than the sum of its proper divisors (14290347).

40804053 is a wasteful number, since it uses less digits than its factorization.

40804053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172251.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40804053 is about 6387.8050220714. The cubic root of 40804053 is about 344.2715231656.

Adding to 40804053 its reverse (35040804), we get a palindrome (75844857).

The spelling of 40804053 in words is "forty million, eight hundred four thousand, fifty-three".