52354643 has 12 divisors (see below), whose sum is σ = 58285920. Its totient is φ = 46984080.

The previous prime is 52354609. The next prime is 52354649. The reversal of 52354643 is 34645325.

52354643 = 347² + 348² + ... + 583².

It is not a de Polignac number, because 52354643 - 2⁶ = 52354579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52354649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6821 + ... + 12297.

It is an arithmetic number, because the mean of its divisors is an integer number (4857160).

Almost surely, 2^52354643 is an apocalyptic number.

52354643 is a deficient number, since it is larger than the sum of its proper divisors (5931277).

52354643 is a wasteful number, since it uses less digits than its factorization.

52354643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5578 (or 5567 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

The square root of 52354643 is about 7235.6508345829. The cubic root of 52354643 is about 374.0977253274.

Adding to 52354643 its reverse (34645325), we get a palindrome (86999968).

The spelling of 52354643 in words is "fifty-two million, three hundred fifty-four thousand, six hundred forty-three".