42136312 has 8 divisors (see below), whose sum is σ = 79005600. Its totient is φ = 21068152.

The previous prime is 42136307. The next prime is 42136327. The reversal of 42136312 is 21363124.

42136312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×42136312² = 3550937577922688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2633512 + ... + 2633527.

It is an arithmetic number, because the mean of its divisors is an integer number (9875700).

Almost surely, 2^42136312 is an apocalyptic number.

It is an amenable number.

42136312 is a deficient number, since it is larger than the sum of its proper divisors (36869288).

42136312 is a wasteful number, since it uses less digits than its factorization.

42136312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267045 (or 5267041 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 42136312 is about 6491.2488782976. The cubic root of 42136312 is about 347.9783093012.

Adding to 42136312 its reverse (21363124), we get a palindrome (63499436).

The spelling of 42136312 in words is "forty-two million, one hundred thirty-six thousand, three hundred twelve".