42945535 has 8 divisors (see below), whose sum is σ = 52241040. Its totient is φ = 33885504.

The previous prime is 42945523. The next prime is 42945547. The reversal of 42945535 is 53554924.

It is an interprime number because it is at equal distance from previous prime (42945523) and next prime (42945547).

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 42945535 - 2²⁵ = 9391103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42945494 and 42945503.

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, 58465 + ... + 59194.

It is an arithmetic number, because the mean of its divisors is an integer number (6530130).

Almost surely, 2^42945535 is an apocalyptic number.

42945535 is a deficient number, since it is larger than the sum of its proper divisors (9295505).

42945535 is a wasteful number, since it uses less digits than its factorization.

42945535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117737.

The product of its digits is 108000, while the sum is 37.

The square root of 42945535 is about 6553.2842911017. The cubic root of 42945535 is about 350.1918268178.

The spelling of 42945535 in words is "forty-two million, nine hundred forty-five thousand, five hundred thirty-five".