42210484 has 12 divisors (see below), whose sum is σ = 75670308. Its totient is φ = 20590400.

The previous prime is 42210431. The next prime is 42210521. The reversal of 42210484 is 48401224.

It can be written as a sum of positive squares in 2 ways, for example, as 10061584 + 32148900 = 3172^2 + 5670^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128527 + ... + 128854.

It is an arithmetic number, because the mean of its divisors is an integer number (6305859).

Almost surely, 2^42210484 is an apocalyptic number.

It is an amenable number.

42210484 is a deficient number, since it is larger than the sum of its proper divisors (33459824).

42210484 is a wasteful number, since it uses less digits than its factorization.

42210484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257426 (or 257424 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 42210484 is about 6496.9595966113. The cubic root of 42210484 is about 348.1823701713.

The spelling of 42210484 in words is "forty-two million, two hundred ten thousand, four hundred eighty-four".