52548402 has 8 divisors (see below), whose sum is σ = 105096816. Its totient is φ = 17516132.

The previous prime is 52548383. The next prime is 52548403. The reversal of 52548402 is 20484525.

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

52548402 is an admirable number.

It is a super-2 number, since 2×52548402² = 5522669105507208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52548402.

It is not an unprimeable number, because it can be changed into a prime (52548403) 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, 4379028 + ... + 4379039.

It is an arithmetic number, because the mean of its divisors is an integer number (13137102).

Almost surely, 2^52548402 is an apocalyptic number.

52548402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52548402 is a wasteful number, since it uses less digits than its factorization.

52548402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8758072.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 52548402 is about 7249.0276589347. The cubic root of 52548402 is about 374.5586558892.

The spelling of 52548402 in words is "fifty-two million, five hundred forty-eight thousand, four hundred two".