40332273 has 8 divisors (see below), whose sum is σ = 54424608. Its totient is φ = 26564064.

The previous prime is 40332181. The next prime is 40332277. The reversal of 40332273 is 37223304.

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 40332273 - 2⁹ = 40331761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40332277) 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, 80740 + ... + 81237.

It is an arithmetic number, because the mean of its divisors is an integer number (6803076).

Almost surely, 2^40332273 is an apocalyptic number.

It is an amenable number.

40332273 is a deficient number, since it is larger than the sum of its proper divisors (14092335).

40332273 is a wasteful number, since it uses less digits than its factorization.

40332273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162063.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 40332273 is about 6350.7694809369. The cubic root of 40332273 is about 342.9395440089.

Adding to 40332273 its reverse (37223304), we get a palindrome (77555577).

The spelling of 40332273 in words is "forty million, three hundred thirty-two thousand, two hundred seventy-three".