40452433 has 16 divisors (see below), whose sum is σ = 47728000. Its totient is φ = 33561216.

The previous prime is 40452431. The next prime is 40452473. The reversal of 40452433 is 33425404.

It is a cyclic number.

It is not a de Polignac number, because 40452433 - 2¹ = 40452431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40452398 and 40452407.

It is not an unprimeable number, because it can be changed into a prime (40452431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80818 + ... + 81316.

It is an arithmetic number, because the mean of its divisors is an integer number (2983000).

Almost surely, 2^40452433 is an apocalyptic number.

It is an amenable number.

40452433 is a deficient number, since it is larger than the sum of its proper divisors (7275567).

40452433 is a wasteful number, since it uses less digits than its factorization.

40452433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 40452433 is about 6360.2227162262. Note that the first 3 decimals coincide. The cubic root of 40452433 is about 343.2797741151.

Adding to 40452433 its reverse (33425404), we get a palindrome (73877837).

The spelling of 40452433 in words is "forty million, four hundred fifty-two thousand, four hundred thirty-three".