42885454 has 8 divisors (see below), whose sum is σ = 64366128. Its totient is φ = 21430080.

The previous prime is 42885449. The next prime is 42885457. The reversal of 42885454 is 45458824.

It is a happy number.

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

It is a super-2 number, since 2×42885454² = 3678324329572232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42885457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1282 + ... + 9349.

It is an arithmetic number, because the mean of its divisors is an integer number (8045766).

Almost surely, 2^42885454 is an apocalyptic number.

42885454 is a deficient number, since it is larger than the sum of its proper divisors (21480674).

42885454 is a wasteful number, since it uses less digits than its factorization.

42885454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12650.

The product of its digits is 204800, while the sum is 40.

The square root of 42885454 is about 6548.6986493501. The cubic root of 42885454 is about 350.0284439468.

The spelling of 42885454 in words is "forty-two million, eight hundred eighty-five thousand, four hundred fifty-four".