42010164 has 60 divisors (see below), whose sum is σ = 125518624. Its totient is φ = 12002256.

The previous prime is 42010141. The next prime is 42010169. The reversal of 42010164 is 46101024.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42010169) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6994 + ... + 11529.

Almost surely, 2^42010164 is an apocalyptic number.

It is an amenable number.

42010164 is an abundant number, since it is smaller than the sum of its proper divisors (83508460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42010164 is a wasteful number, since it uses less digits than its factorization.

42010164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18546 (or 18535 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 42010164 is about 6481.5248205958. The cubic root of 42010164 is about 347.6307021753.

Adding to 42010164 its reverse (46101024), we get a palindrome (88111188).

The spelling of 42010164 in words is "forty-two million, ten thousand, one hundred sixty-four".