264421461 has 16 divisors (see below), whose sum is σ = 372328640. Its totient is φ = 166458240.

The previous prime is 264421457. The next prime is 264421481. The reversal of 264421461 is 164124462.

It is a happy number.

It is not a de Polignac number, because 264421461 - 2² = 264421457 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 (264421481) 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 15 ways as a sum of consecutive naturals, for example, 10431 + ... + 25251.

It is an arithmetic number, because the mean of its divisors is an integer number (23270540).

Almost surely, 2^264421461 is an apocalyptic number.

It is an amenable number.

264421461 is a deficient number, since it is larger than the sum of its proper divisors (107907179).

264421461 is a wasteful number, since it uses less digits than its factorization.

264421461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15156.

The product of its digits is 9216, while the sum is 30.

The square root of 264421461 is about 16261.0412028259. The cubic root of 264421461 is about 641.8480609182.

The spelling of 264421461 in words is "two hundred sixty-four million, four hundred twenty-one thousand, four hundred sixty-one".