42370685 has 16 divisors (see below), whose sum is σ = 58375296. Its totient is φ = 28920768.

The previous prime is 42370649. The next prime is 42370693. The reversal of 42370685 is 58607324.

It is a happy number.

42370685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42370685 - 2⁸ = 42370429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

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 15 ways as a sum of consecutive naturals, for example, 5279 + ... + 10611.

It is an arithmetic number, because the mean of its divisors is an integer number (3648456).

Almost surely, 2^42370685 is an apocalyptic number.

It is an amenable number.

42370685 is a deficient number, since it is larger than the sum of its proper divisors (16004611).

42370685 is a wasteful number, since it uses less digits than its factorization.

42370685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 42370685 is about 6509.2768415547. The cubic root of 42370685 is about 348.6222983676.

The spelling of 42370685 in words is "forty-two million, three hundred seventy thousand, six hundred eighty-five".