42152330 has 32 divisors (see below), whose sum is σ = 86375808. Its totient is φ = 14660800.

The previous prime is 42152323. The next prime is 42152339. The reversal of 42152330 is 3325124.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42152339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5801 + ... + 10860.

It is an arithmetic number, because the mean of its divisors is an integer number (2699244).

Almost surely, 2^42152330 is an apocalyptic number.

42152330 is an abundant number, since it is smaller than the sum of its proper divisors (44223478).

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

42152330 is a wasteful number, since it uses less digits than its factorization.

42152330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16702.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 42152330 is about 6492.4825760259. The cubic root of 42152330 is about 348.0223980387.

Adding to 42152330 its reverse (3325124), we get a palindrome (45477454).

The spelling of 42152330 in words is "forty-two million, one hundred fifty-two thousand, three hundred thirty".