52432247 has 8 divisors (see below), whose sum is σ = 60483456. Its totient is φ = 44521272.

The previous prime is 52432243. The next prime is 52432271. The reversal of 52432247 is 74223425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52432247 - 2² = 52432243 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 (52432243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34253 + ... + 35750.

It is an arithmetic number, because the mean of its divisors is an integer number (7560432).

Almost surely, 2^52432247 is an apocalyptic number.

52432247 is a deficient number, since it is larger than the sum of its proper divisors (8051209).

52432247 is a wasteful number, since it uses less digits than its factorization.

52432247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70117.

The product of its digits is 13440, while the sum is 29.

The square root of 52432247 is about 7241.0114624961. The cubic root of 52432247 is about 374.2824726952.

The spelling of 52432247 in words is "fifty-two million, four hundred thirty-two thousand, two hundred forty-seven".