4366086421 has 4 divisors (see below), whose sum is σ = 4622915052. Its totient is φ = 4109257792.

The previous prime is 4366086409. The next prime is 4366086463. The reversal of 4366086421 is 1246806634.

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 2953379025 + 1412707396 = 54345^2 + 37586^2 .

It is a cyclic number.

It is not a de Polignac number, because 4366086421 - 2²⁵ = 4332531989 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 (4366086521) 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, 128414290 + ... + 128414323.

It is an arithmetic number, because the mean of its divisors is an integer number (1155728763).

Almost surely, 2^4366086421 is an apocalyptic number.

It is an amenable number.

4366086421 is a deficient number, since it is larger than the sum of its proper divisors (256828631).

4366086421 is a wasteful number, since it uses less digits than its factorization.

4366086421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256828630.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 4366086421 is about 66076.3680978306. The cubic root of 4366086421 is about 1634.4216605518.

The spelling of 4366086421 in words is "four billion, three hundred sixty-six million, eighty-six thousand, four hundred twenty-one".