42106260 has 96 divisors (see below), whose sum is σ = 139426560. Its totient is φ = 9289728.

The previous prime is 42106249. The next prime is 42106271. The reversal of 42106260 is 6260124.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42106249) and next prime (42106271).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10452 + ... + 13908.

It is an arithmetic number, because the mean of its divisors is an integer number (1452360).

Almost surely, 2^42106260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42106260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69713280).

42106260 is an abundant number, since it is smaller than the sum of its proper divisors (97320300).

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

42106260 is a wasteful number, since it uses less digits than its factorization.

42106260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505 (or 3503 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 42106260 is about 6488.9336566188. The cubic root of 42106260 is about 347.8955625304.

Adding to 42106260 its reverse (6260124), we get a palindrome (48366384).

The spelling of 42106260 in words is "forty-two million, one hundred six thousand, two hundred sixty".