52421466 has 8 divisors (see below), whose sum is σ = 104842944. Its totient is φ = 17473820.

The previous prime is 52421431. The next prime is 52421471. The reversal of 52421466 is 66412425.

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

52421466 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4368450 + ... + 4368461.

It is an arithmetic number, because the mean of its divisors is an integer number (13105368).

Almost surely, 2^52421466 is an apocalyptic number.

52421466 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.

52421466 is a wasteful number, since it uses less digits than its factorization.

52421466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8736916.

The product of its digits is 11520, while the sum is 30.

The square root of 52421466 is about 7240.2669840276. The cubic root of 52421466 is about 374.2568178984.

The spelling of 52421466 in words is "fifty-two million, four hundred twenty-one thousand, four hundred sixty-six".