4055251 has 4 divisors (see below), whose sum is σ = 4095504. Its totient is φ = 4015000.

The previous prime is 4055221. The next prime is 4055257. The reversal of 4055251 is 1525504.

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

It is a cyclic number.

It is not a de Polignac number, because 4055251 - 2¹⁵ = 4022483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4055257) 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, 19975 + ... + 20176.

It is an arithmetic number, because the mean of its divisors is an integer number (1023876).

Almost surely, 2^4055251 is an apocalyptic number.

4055251 is a deficient number, since it is larger than the sum of its proper divisors (40253).

4055251 is a wasteful number, since it uses less digits than its factorization.

4055251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40252.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 4055251 is about 2013.7653785881. The cubic root of 4055251 is about 159.4676447639.

The spelling of 4055251 in words is "four million, fifty-five thousand, two hundred fifty-one".