40454533 has 8 divisors (see below), whose sum is σ = 46924352. Its totient is φ = 34157376.

The previous prime is 40454527. The next prime is 40454549. The reversal of 40454533 is 33545404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40454533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40454563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42660 + ... + 43597.

It is an arithmetic number, because the mean of its divisors is an integer number (5865544).

Almost surely, 2^40454533 is an apocalyptic number.

It is an amenable number.

40454533 is a deficient number, since it is larger than the sum of its proper divisors (6469819).

40454533 is an equidigital number, since it uses as much as digits as its factorization.

40454533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86331.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 40454533 is about 6360.3878026422. The cubic root of 40454533 is about 343.2857142197.

Adding to 40454533 its reverse (33545404), we get a palindrome (73999937).

The spelling of 40454533 in words is "forty million, four hundred fifty-four thousand, five hundred thirty-three".