42040486 has 8 divisors (see below), whose sum is σ = 63139824. Its totient is φ = 20993880.

The previous prime is 42040469. The next prime is 42040601. The reversal of 42040486 is 68404024.

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

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, 11125 + ... + 14416.

It is an arithmetic number, because the mean of its divisors is an integer number (7892478).

Almost surely, 2^42040486 is an apocalyptic number.

42040486 is a deficient number, since it is larger than the sum of its proper divisors (21099338).

42040486 is a wasteful number, since it uses less digits than its factorization.

42040486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26366.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 42040486 is about 6483.8635087423. The cubic root of 42040486 is about 347.7143194250.

The spelling of 42040486 in words is "forty-two million, forty thousand, four hundred eighty-six".