42146524 has 24 divisors (see below), whose sum is σ = 86351328. Its totient is φ = 17621760.

The previous prime is 42146521. The next prime is 42146527. The reversal of 42146524 is 42564124.

It is an interprime number because it is at equal distance from previous prime (42146521) and next prime (42146527).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 42146492 and 42146501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42146521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17209 + ... + 19504.

It is an arithmetic number, because the mean of its divisors is an integer number (3597972).

Almost surely, 2^42146524 is an apocalyptic number.

It is an amenable number.

42146524 is an abundant number, since it is smaller than the sum of its proper divisors (44204804).

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

42146524 is a wasteful number, since it uses less digits than its factorization.

42146524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36765 (or 36763 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 42146524 is about 6492.0354281227. The cubic root of 42146524 is about 348.0064186071.

The spelling of 42146524 in words is "forty-two million, one hundred forty-six thousand, five hundred twenty-four".