364250989 has 4 divisors (see below), whose sum is σ = 364732924. Its totient is φ = 363769056.

The previous prime is 364250963. The next prime is 364251007. The reversal of 364250989 is 989052463.

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

It can be written as a sum of positive squares in 2 ways, for example, as 109369764 + 254881225 = 10458^2 + 15965^2 .

It is a cyclic number.

It is not a de Polignac number, because 364250989 - 2¹³ = 364242797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364256989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239832 + ... + 241345.

It is an arithmetic number, because the mean of its divisors is an integer number (91183231).

Almost surely, 2^364250989 is an apocalyptic number.

It is an amenable number.

364250989 is a deficient number, since it is larger than the sum of its proper divisors (481935).

364250989 is an equidigital number, since it uses as much as digits as its factorization.

364250989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481934.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 364250989 is about 19085.3605939212. The cubic root of 364250989 is about 714.1677695295.

The spelling of 364250989 in words is "three hundred sixty-four million, two hundred fifty thousand, nine hundred eighty-nine".