40455933 has 8 divisors (see below), whose sum is σ = 61647168. Its totient is φ = 23117664.

The previous prime is 40455931. The next prime is 40455941. The reversal of 40455933 is 33955404.

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

It is not a de Polignac number, because 40455933 - 2¹ = 40455931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40455894 and 40455903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40455931) 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, 963216 + ... + 963257.

It is an arithmetic number, because the mean of its divisors is an integer number (7705896).

Almost surely, 2^40455933 is an apocalyptic number.

It is an amenable number.

40455933 is a deficient number, since it is larger than the sum of its proper divisors (21191235).

40455933 is a wasteful number, since it uses less digits than its factorization.

40455933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926483.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 40455933 is about 6360.4978578724. The cubic root of 40455933 is about 343.2896741753.

The spelling of 40455933 in words is "forty million, four hundred fifty-five thousand, nine hundred thirty-three".