40454207 has 4 divisors (see below), whose sum is σ = 40635840. Its totient is φ = 40272576.

The previous prime is 40454201. The next prime is 40454213. The reversal of 40454207 is 70245404.

40454207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40454201) and next prime (40454213).

It is a cyclic number.

It is not a de Polignac number, because 40454207 - 2²⁰ = 39405631 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40454201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90482 + ... + 90927.

It is an arithmetic number, because the mean of its divisors is an integer number (10158960).

Almost surely, 2^40454207 is an apocalyptic number.

40454207 is a deficient number, since it is larger than the sum of its proper divisors (181633).

40454207 is a wasteful number, since it uses less digits than its factorization.

40454207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181632.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 40454207 is about 6360.3621752224. The cubic root of 40454207 is about 343.2847921027.

The spelling of 40454207 in words is "forty million, four hundred fifty-four thousand, two hundred seven".