52042351 has 4 divisors (see below), whose sum is σ = 52057432. Its totient is φ = 52027272.

The previous prime is 52042303. The next prime is 52042373. The reversal of 52042351 is 15324025.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 52042351 - 2⁷ = 52042223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52042391) 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, 481 + ... + 10213.

It is an arithmetic number, because the mean of its divisors is an integer number (13014358).

Almost surely, 2^52042351 is an apocalyptic number.

52042351 is a deficient number, since it is larger than the sum of its proper divisors (15081).

52042351 is an equidigital number, since it uses as much as digits as its factorization.

52042351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15080.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 52042351 is about 7214.0384667674. The cubic root of 52042351 is about 373.3524186849.

Adding to 52042351 its reverse (15324025), we get a palindrome (67366376).

The spelling of 52042351 in words is "fifty-two million, forty-two thousand, three hundred fifty-one".