42151536 has 160 divisors (see below), whose sum is σ = 141419520. Its totient is φ = 11771136.

The previous prime is 42151523. The next prime is 42151553. The reversal of 42151536 is 63515124.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 160141 + ... + 160403.

It is an arithmetic number, because the mean of its divisors is an integer number (883872).

Almost surely, 2^42151536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42151536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70709760).

42151536 is an abundant number, since it is smaller than the sum of its proper divisors (99267984).

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

42151536 is a wasteful number, since it uses less digits than its factorization.

42151536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 328 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 42151536 is about 6492.4214280960. The cubic root of 42151536 is about 348.0202128569.

The spelling of 42151536 in words is "forty-two million, one hundred fifty-one thousand, five hundred thirty-six".