52142312 has 32 divisors (see below), whose sum is σ = 101109600. Its totient is φ = 25195200.

The previous prime is 52142309. The next prime is 52142333. The reversal of 52142312 is 21324125.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27887 + ... + 29697.

It is an arithmetic number, because the mean of its divisors is an integer number (3159675).

Almost surely, 2^52142312 is an apocalyptic number.

It is an amenable number.

52142312 is a deficient number, since it is larger than the sum of its proper divisors (48967288).

52142312 is a wasteful number, since it uses less digits than its factorization.

52142312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937 (or 1933 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 52142312 is about 7220.9633706314. The cubic root of 52142312 is about 373.5913062521.

Adding to 52142312 its reverse (21324125), we get a palindrome (73466437).

The spelling of 52142312 in words is "fifty-two million, one hundred forty-two thousand, three hundred twelve".