42148856 has 8 divisors (see below), whose sum is σ = 79029120. Its totient is φ = 21074424.

The previous prime is 42148853. The next prime is 42148867. The reversal of 42148856 is 65884124.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42148853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2634296 + ... + 2634311.

It is an arithmetic number, because the mean of its divisors is an integer number (9878640).

Almost surely, 2^42148856 is an apocalyptic number.

It is an amenable number.

42148856 is a deficient number, since it is larger than the sum of its proper divisors (36880264).

42148856 is a wasteful number, since it uses less digits than its factorization.

42148856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268613 (or 5268609 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The square root of 42148856 is about 6492.2150303267. The cubic root of 42148856 is about 348.0128369775.

The spelling of 42148856 in words is "forty-two million, one hundred forty-eight thousand, eight hundred fifty-six".