42000134 has 16 divisors (see below), whose sum is σ = 68901840. Its totient is φ = 19042560.

The previous prime is 42000131. The next prime is 42000137. The reversal of 42000134 is 43100024.

It is an interprime number because it is at equal distance from previous prime (42000131) and next prime (42000137).

It is a super-2 number, since 2×42000134² = 3528022512035912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42000131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7322 + ... + 11730.

It is an arithmetic number, because the mean of its divisors is an integer number (4306365).

Almost surely, 2^42000134 is an apocalyptic number.

42000134 is a deficient number, since it is larger than the sum of its proper divisors (26901706).

42000134 is a wasteful number, since it uses less digits than its factorization.

42000134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4855.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 42000134 is about 6480.7510367241. The cubic root of 42000134 is about 347.6030341609.

Adding to 42000134 its reverse (43100024), we get a palindrome (85100158).

The spelling of 42000134 in words is "forty-two million, one hundred thirty-four", and thus it is an aban number.