42571650 has 48 divisors (see below), whose sum is σ = 115180128. Its totient is φ = 10320000.

The previous prime is 42571631. The next prime is 42571679. The reversal of 42571650 is 5617524.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 23 ways as a sum of consecutive naturals, for example, 11251 + ... + 14550.

It is an arithmetic number, because the mean of its divisors is an integer number (2399586).

Almost surely, 2^42571650 is an apocalyptic number.

42571650 is an abundant number, since it is smaller than the sum of its proper divisors (72608478).

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

42571650 is a wasteful number, since it uses less digits than its factorization.

42571650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25827 (or 25822 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 42571650 is about 6524.6953951890. The cubic root of 42571650 is about 349.1726034069.

The spelling of 42571650 in words is "forty-two million, five hundred seventy-one thousand, six hundred fifty".