42098512 has 40 divisors (see below), whose sum is σ = 83628576. Its totient is φ = 20524416.

The previous prime is 42098467. The next prime is 42098521. The reversal of 42098512 is 21589024.

It is a super-2 number, since 2×42098512² = 3544569425228288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185343 + ... + 185569.

Almost surely, 2^42098512 is an apocalyptic number.

It is an amenable number.

42098512 is a deficient number, since it is larger than the sum of its proper divisors (41530064).

42098512 is a wasteful number, since it uses less digits than its factorization.

42098512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 42098512 is about 6488.3366127229. The cubic root of 42098512 is about 347.8742223926.

It can be divided in two parts, 4209 and 8512, that added together give a palindrome (12721).

The spelling of 42098512 in words is "forty-two million, ninety-eight thousand, five hundred twelve".