42569010 has 96 divisors (see below), whose sum is σ = 124871040. Its totient is φ = 10311840.

The previous prime is 42568997. The next prime is 42569041. The reversal of 42569010 is 1096524.

It is a super-2 number, since 2×42569010² = 3624241224760200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32019 + ... + 33321.

It is an arithmetic number, because the mean of its divisors is an integer number (1300740).

Almost surely, 2^42569010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42569010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62435520).

42569010 is an abundant number, since it is smaller than the sum of its proper divisors (82302030).

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

42569010 is a wasteful number, since it uses less digits than its factorization.

42569010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 42569010 is about 6524.4930837575. The cubic root of 42569010 is about 349.1653854992.

The spelling of 42569010 in words is "forty-two million, five hundred sixty-nine thousand, ten".