42634535 has 8 divisors (see below), whose sum is σ = 51565056. Its totient is φ = 33838560.

The previous prime is 42634531. The next prime is 42634541. The reversal of 42634535 is 53543624.

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

It is not a de Polignac number, because 42634535 - 2² = 42634531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42634531) 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, 32936 + ... + 34205.

It is an arithmetic number, because the mean of its divisors is an integer number (6445632).

Almost surely, 2^42634535 is an apocalyptic number.

42634535 is a deficient number, since it is larger than the sum of its proper divisors (8930521).

42634535 is a wasteful number, since it uses less digits than its factorization.

42634535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67273.

The product of its digits is 43200, while the sum is 32.

The square root of 42634535 is about 6529.5126158083. The cubic root of 42634535 is about 349.3444463773.

The spelling of 42634535 in words is "forty-two million, six hundred thirty-four thousand, five hundred thirty-five".