42825219 has 8 divisors (see below), whose sum is σ = 58177872. Its totient is φ = 28011360.

The previous prime is 42825217. The next prime is 42825269. The reversal of 42825219 is 91252824.

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

It is not a de Polignac number, because 42825219 - 2¹ = 42825217 is a prime.

It is a super-2 number, since 2×42825219² = 3667998764795922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42825219.

It is not an unprimeable number, because it can be changed into a prime (42825217) 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, 134512 + ... + 134829.

It is an arithmetic number, because the mean of its divisors is an integer number (7272234).

Almost surely, 2^42825219 is an apocalyptic number.

42825219 is a deficient number, since it is larger than the sum of its proper divisors (15352653).

42825219 is a wasteful number, since it uses less digits than its factorization.

42825219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269397.

The product of its digits is 11520, while the sum is 33.

The square root of 42825219 is about 6544.0980279944. The cubic root of 42825219 is about 349.8644890370.

The spelling of 42825219 in words is "forty-two million, eight hundred twenty-five thousand, two hundred nineteen".