366251 has 4 divisors (see below), whose sum is σ = 367752. Its totient is φ = 364752.

The previous prime is 366239. The next prime is 366259. The reversal of 366251 is 152663.

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 366251 - 2¹⁸ = 104107 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 366251.

It is not an unprimeable number, because it can be changed into a prime (366259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290 + ... + 903.

It is an arithmetic number, because the mean of its divisors is an integer number (91938).

2³⁶⁶²⁵¹ is an apocalyptic number.

366251 is a deficient number, since it is larger than the sum of its proper divisors (1501).

366251 is a wasteful number, since it uses less digits than its factorization.

366251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500.

The product of its digits is 1080, while the sum is 23.

The square root of 366251 is about 605.1867480373. The cubic root of 366251 is about 71.5472489954.

The spelling of 366251 in words is "three hundred sixty-six thousand, two hundred fifty-one".