42819135 has 8 divisors (see below), whose sum is σ = 68510640. Its totient is φ = 22836864.

The previous prime is 42819121. The next prime is 42819149. The reversal of 42819135 is 53191824.

It is an interprime number because it is at equal distance from previous prime (42819121) and next prime (42819149).

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

It is not a de Polignac number, because 42819135 - 2⁹ = 42818623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42819096 and 42819105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427290 + ... + 1427319.

It is an arithmetic number, because the mean of its divisors is an integer number (8563830).

Almost surely, 2^42819135 is an apocalyptic number.

42819135 is a deficient number, since it is larger than the sum of its proper divisors (25691505).

42819135 is a wasteful number, since it uses less digits than its factorization.

42819135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854617.

The product of its digits is 8640, while the sum is 33.

The square root of 42819135 is about 6543.6331651461. The cubic root of 42819135 is about 349.8479203235.

The spelling of 42819135 in words is "forty-two million, eight hundred nineteen thousand, one hundred thirty-five".