42936615 has 64 divisors (see below), whose sum is σ = 79902720. Its totient is φ = 21859200.

The previous prime is 42936587. The next prime is 42936623. The reversal of 42936615 is 51663924.

It is a happy number.

42936615 is a `hidden beast` number, since 4 + 2 + 9 + 36 + 615 = 666.

42936615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42936615 - 2¹³ = 42928423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42936615.

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 in 63 ways as a sum of consecutive naturals, for example, 425065 + ... + 425165.

It is an arithmetic number, because the mean of its divisors is an integer number (1248480).

Almost surely, 2^42936615 is an apocalyptic number.

42936615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42936615 is a deficient number, since it is larger than the sum of its proper divisors (36966105).

42936615 is a wasteful number, since it uses less digits than its factorization.

42936615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 223 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 42936615 is about 6552.6036809806. The cubic root of 42936615 is about 350.1675796142.

The spelling of 42936615 in words is "forty-two million, nine hundred thirty-six thousand, six hundred fifteen".