42886534 has 16 divisors (see below), whose sum is σ = 70052400. Its totient is φ = 19613664.

The previous prime is 42886511. The next prime is 42886537. The reversal of 42886534 is 43568824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42886537) 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, 18357 + ... + 20560.

It is an arithmetic number, because the mean of its divisors is an integer number (4378275).

Almost surely, 2^42886534 is an apocalyptic number.

42886534 is a deficient number, since it is larger than the sum of its proper divisors (27165866).

42886534 is a wasteful number, since it uses less digits than its factorization.

42886534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38967.

The product of its digits is 184320, while the sum is 40.

The square root of 42886534 is about 6548.7811079620. The cubic root of 42886534 is about 350.0313822201.

The spelling of 42886534 in words is "forty-two million, eight hundred eighty-six thousand, five hundred thirty-four".