495414221 has 16 divisors (see below), whose sum is σ = 545505840. Its totient is φ = 447820800.

The previous prime is 495414217. The next prime is 495414233. The reversal of 495414221 is 122414594.

It can be written as a sum of positive squares in 8 ways, for example, as 4791721 + 490622500 = 2189^2 + 22150^2 .

It is not a de Polignac number, because 495414221 - 2² = 495414217 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 (495414251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94571 + ... + 99671.

It is an arithmetic number, because the mean of its divisors is an integer number (34094115).

Almost surely, 2^495414221 is an apocalyptic number.

It is an amenable number.

495414221 is a deficient number, since it is larger than the sum of its proper divisors (50091619).

495414221 is a wasteful number, since it uses less digits than its factorization.

495414221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344.

The product of its digits is 11520, while the sum is 32.

The square root of 495414221 is about 22257.9024393585. The cubic root of 495414221 is about 791.2665795853.

The spelling of 495414221 in words is "four hundred ninety-five million, four hundred fourteen thousand, two hundred twenty-one".