42210298 has 8 divisors (see below), whose sum is σ = 68185908. Its totient is φ = 19481664.

The previous prime is 42210271. The next prime is 42210319. The reversal of 42210298 is 89201224.

It can be written as a sum of positive squares in 2 ways, for example, as 40615129 + 1595169 = 6373^2 + 1263^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 811711 + ... + 811762.

Almost surely, 2^42210298 is an apocalyptic number.

42210298 is a deficient number, since it is larger than the sum of its proper divisors (25975610).

42210298 is a wasteful number, since it uses less digits than its factorization.

42210298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623488.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 42210298 is about 6496.9452822076. The cubic root of 42210298 is about 348.1818587500.

The spelling of 42210298 in words is "forty-two million, two hundred ten thousand, two hundred ninety-eight".