42151052 has 12 divisors (see below), whose sum is σ = 74653656. Its totient is φ = 20821440.

The previous prime is 42151049. The next prime is 42151073. The reversal of 42151052 is 25015124.

It is a super-2 number, since 2×42151052² = 3553422369413408, which contains 22 as substring.

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, 63149 + ... + 63812.

It is an arithmetic number, because the mean of its divisors is an integer number (6221138).

Almost surely, 2^42151052 is an apocalyptic number.

It is an amenable number.

42151052 is a deficient number, since it is larger than the sum of its proper divisors (32502604).

42151052 is a wasteful number, since it uses less digits than its factorization.

42151052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127048 (or 127046 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 42151052 is about 6492.3841537605. The cubic root of 42151052 is about 348.0188808182.

Adding to 42151052 its reverse (25015124), we get a palindrome (67166176).

The spelling of 42151052 in words is "forty-two million, one hundred fifty-one thousand, fifty-two".