42711449 has 8 divisors (see below), whose sum is σ = 49046880. Its totient is φ = 36784800.

The previous prime is 42711443. The next prime is 42711467. The reversal of 42711449 is 94411724.

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

It is a cyclic number.

It is not a de Polignac number, because 42711449 - 2⁴ = 42711433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42711443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101972 + ... + 102389.

It is an arithmetic number, because the mean of its divisors is an integer number (6130860).

Almost surely, 2^42711449 is an apocalyptic number.

It is an amenable number.

42711449 is a deficient number, since it is larger than the sum of its proper divisors (6335431).

42711449 is a wasteful number, since it uses less digits than its factorization.

42711449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204391.

The product of its digits is 8064, while the sum is 32.

The square root of 42711449 is about 6535.3996817333. The cubic root of 42711449 is about 349.5543961839.

The spelling of 42711449 in words is "forty-two million, seven hundred eleven thousand, four hundred forty-nine".