32238455 has 4 divisors (see below), whose sum is σ = 38686152. Its totient is φ = 25790760.

The previous prime is 32238449. The next prime is 32238461. The reversal of 32238455 is 55483223.

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 (32238449) and next prime (32238461).

It is not a de Polignac number, because 32238455 - 2¹⁸ = 31976311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3223841 + ... + 3223850.

It is an arithmetic number, because the mean of its divisors is an integer number (9671538).

Almost surely, 2^32238455 is an apocalyptic number.

32238455 is a deficient number, since it is larger than the sum of its proper divisors (6447697).

32238455 is an equidigital number, since it uses as much as digits as its factorization.

32238455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6447696.

The product of its digits is 28800, while the sum is 32.

The square root of 32238455 is about 5677.8917742416. The cubic root of 32238455 is about 318.2668507552.

The spelling of 32238455 in words is "thirty-two million, two hundred thirty-eight thousand, four hundred fifty-five".