42191852 has 12 divisors (see below), whose sum is σ = 73914456. Its totient is φ = 21073440.

The previous prime is 42191791. The next prime is 42191861. The reversal of 42191852 is 25819124.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974 + ... + 9237.

It is an arithmetic number, because the mean of its divisors is an integer number (6159538).

Almost surely, 2^42191852 is an apocalyptic number.

It is an amenable number.

42191852 is a deficient number, since it is larger than the sum of its proper divisors (31722604).

42191852 is a wasteful number, since it uses less digits than its factorization.

42191852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11248 (or 11246 counting only the distinct ones).

The product of its digits is 5760, while the sum is 32.

The square root of 42191852 is about 6495.5255368600. The cubic root of 42191852 is about 348.1311325951.

The spelling of 42191852 in words is "forty-two million, one hundred ninety-one thousand, eight hundred fifty-two".