53142352 has 20 divisors (see below), whose sum is σ = 104269120. Its totient is φ = 26234208.

The previous prime is 53142347. The next prime is 53142359. The reversal of 53142352 is 25324135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53142359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19758 + ... + 22285.

It is an arithmetic number, because the mean of its divisors is an integer number (5213456).

Almost surely, 2^53142352 is an apocalyptic number.

It is an amenable number.

53142352 is a deficient number, since it is larger than the sum of its proper divisors (51126768).

53142352 is a wasteful number, since it uses less digits than its factorization.

53142352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42130 (or 42124 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 53142352 is about 7289.8801087535. The cubic root of 53142352 is about 375.9645733938.

Adding to 53142352 its reverse (25324135), we get a palindrome (78466487).

The spelling of 53142352 in words is "fifty-three million, one hundred forty-two thousand, three hundred fifty-two".