52355481 has 8 divisors (see below), whose sum is σ = 71694144. Its totient is φ = 33960240.

The previous prime is 52355477. The next prime is 52355489. The reversal of 52355481 is 18455325.

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

It is not a de Polignac number, because 52355481 - 2² = 52355477 is a prime.

It is a super-2 number, since 2×52355481² = 5482192781482722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52355489) 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, 235725 + ... + 235946.

It is an arithmetic number, because the mean of its divisors is an integer number (8961768).

Almost surely, 2^52355481 is an apocalyptic number.

It is an amenable number.

52355481 is a deficient number, since it is larger than the sum of its proper divisors (19338663).

52355481 is a wasteful number, since it uses less digits than its factorization.

52355481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471711.

The product of its digits is 24000, while the sum is 33.

The square root of 52355481 is about 7235.7087420653. The cubic root of 52355481 is about 374.0997212804.

The spelling of 52355481 in words is "fifty-two million, three hundred fifty-five thousand, four hundred eighty-one".