42489026 has 8 divisors (see below), whose sum is σ = 64086204. Its totient is φ = 21126960.

The previous prime is 42489019. The next prime is 42489037. The reversal of 42489026 is 62098424.

It can be written as a sum of positive squares in 2 ways, for example, as 38875225 + 3613801 = 6235^2 + 1901^2 .

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, 58325 + ... + 59048.

Almost surely, 2^42489026 is an apocalyptic number.

42489026 is a deficient number, since it is larger than the sum of its proper divisors (21597178).

42489026 is a wasteful number, since it uses less digits than its factorization.

42489026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117556.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 42489026 is about 6518.3606834848. The cubic root of 42489026 is about 348.9465631384.

The spelling of 42489026 in words is "forty-two million, four hundred eighty-nine thousand, twenty-six".