246604221 has 6 divisors (see below), whose sum is σ = 356206110. Its totient is φ = 164402808.

The previous prime is 246604201. The next prime is 246604231. The reversal of 246604221 is 122406642.

It can be written as a sum of positive squares in only one way, i.e., 238702500 + 7901721 = 15450^2 + 2811^2 .

It is not a de Polignac number, because 246604221 - 2⁶ = 246604157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (246604201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13700226 + ... + 13700243.

It is an arithmetic number, because the mean of its divisors is an integer number (59367685).

Almost surely, 2^246604221 is an apocalyptic number.

It is an amenable number.

246604221 is a deficient number, since it is larger than the sum of its proper divisors (109601889).

246604221 is a wasteful number, since it uses less digits than its factorization.

246604221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27400475 (or 27400472 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 246604221 is about 15703.6371901544. The cubic root of 246604221 is about 627.0952367106.

The spelling of 246604221 in words is "two hundred forty-six million, six hundred four thousand, two hundred twenty-one".