42370161 has 8 divisors (see below), whose sum is σ = 57559680. Its totient is φ = 27713712.

The previous prime is 42370157. The next prime is 42370187. The reversal of 42370161 is 16107324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42370161 - 2² = 42370157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42370151) 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, 133081 + ... + 133398.

It is an arithmetic number, because the mean of its divisors is an integer number (7194960).

Almost surely, 2^42370161 is an apocalyptic number.

It is an amenable number.

42370161 is a deficient number, since it is larger than the sum of its proper divisors (15189519).

42370161 is a wasteful number, since it uses less digits than its factorization.

42370161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266535.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 42370161 is about 6509.2365911833. The cubic root of 42370161 is about 348.6208612196.

Adding to 42370161 its reverse (16107324), we get a palindrome (58477485).

The spelling of 42370161 in words is "forty-two million, three hundred seventy thousand, one hundred sixty-one".