40234055 has 4 divisors (see below), whose sum is σ = 48280872. Its totient is φ = 32187240.

The previous prime is 40234031. The next prime is 40234069. The reversal of 40234055 is 55043204.

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

It is not a de Polignac number, because 40234055 - 2¹⁶ = 40168519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40234055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4023401 + ... + 4023410.

It is an arithmetic number, because the mean of its divisors is an integer number (12070218).

Almost surely, 2^40234055 is an apocalyptic number.

40234055 is a deficient number, since it is larger than the sum of its proper divisors (8046817).

40234055 is an equidigital number, since it uses as much as digits as its factorization.

40234055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8046816.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 40234055 is about 6343.0320037030. The cubic root of 40234055 is about 342.6609398672.

Adding to 40234055 its reverse (55043204), we get a palindrome (95277259).

The spelling of 40234055 in words is "forty million, two hundred thirty-four thousand, fifty-five".