42384453 has 8 divisors (see below), whose sum is σ = 56635488. Its totient is φ = 28194864.

The previous prime is 42384449. The next prime is 42384467. The reversal of 42384453 is 35448324.

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

It is not a de Polignac number, because 42384453 - 2² = 42384449 is a prime.

It is a super-2 number, since 2×42384453² = 3592883712218418, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42384493) 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, 13726 + ... + 16527.

It is an arithmetic number, because the mean of its divisors is an integer number (7079436).

Almost surely, 2^42384453 is an apocalyptic number.

It is an amenable number.

42384453 is a deficient number, since it is larger than the sum of its proper divisors (14251035).

42384453 is a wasteful number, since it uses less digits than its factorization.

42384453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30723.

The product of its digits is 46080, while the sum is 33.

The square root of 42384453 is about 6510.3343232126. The cubic root of 42384453 is about 348.6600549125.

The spelling of 42384453 in words is "forty-two million, three hundred eighty-four thousand, four hundred fifty-three".