42570102 has 32 divisors (see below), whose sum is σ = 89268480. Its totient is φ = 13508000.

The previous prime is 42570097. The next prime is 42570103. The reversal of 42570102 is 20107524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42570103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34024 + ... + 35252.

It is an arithmetic number, because the mean of its divisors is an integer number (2789640).

Almost surely, 2^42570102 is an apocalyptic number.

42570102 is an abundant number, since it is smaller than the sum of its proper divisors (46698378).

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

42570102 is a wasteful number, since it uses less digits than its factorization.

42570102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 42570102 is about 6524.5767678831. The cubic root of 42570102 is about 349.1683711245.

Adding to 42570102 its reverse (20107524), we get a palindrome (62677626).

The spelling of 42570102 in words is "forty-two million, five hundred seventy thousand, one hundred two".