52347549 has 4 divisors (see below), whose sum is σ = 69796736. Its totient is φ = 34898364.

The previous prime is 52347541. The next prime is 52347571. The reversal of 52347549 is 94574325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52347549 - 2³ = 52347541 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 (52347541) 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, 8724589 + ... + 8724594.

It is an arithmetic number, because the mean of its divisors is an integer number (17449184).

Almost surely, 2^52347549 is an apocalyptic number.

It is an amenable number.

52347549 is a deficient number, since it is larger than the sum of its proper divisors (17449187).

52347549 is a wasteful number, since it uses less digits than its factorization.

52347549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17449186.

The product of its digits is 151200, while the sum is 39.

The square root of 52347549 is about 7235.1606063722. The cubic root of 52347549 is about 374.0808279459.

The spelling of 52347549 in words is "fifty-two million, three hundred forty-seven thousand, five hundred forty-nine".