466042421 has 4 divisors (see below), whose sum is σ = 501891852. Its totient is φ = 430192992.

The previous prime is 466042351. The next prime is 466042433. The reversal of 466042421 is 124240664.

It is a happy number.

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 64480900 + 401561521 = 8030^2 + 20039^2 .

It is a cyclic number.

It is not a de Polignac number, because 466042421 - 2¹⁸ = 465780277 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 (466042321) 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, 17924696 + ... + 17924721.

It is an arithmetic number, because the mean of its divisors is an integer number (125472963).

Almost surely, 2^466042421 is an apocalyptic number.

It is an amenable number.

466042421 is a deficient number, since it is larger than the sum of its proper divisors (35849431).

466042421 is a wasteful number, since it uses less digits than its factorization.

466042421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35849430.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 466042421 is about 21588.0156800017. The cubic root of 466042421 is about 775.3095792682.

The spelling of 466042421 in words is "four hundred sixty-six million, forty-two thousand, four hundred twenty-one".