53421482 has 8 divisors (see below), whose sum is σ = 81446052. Its totient is φ = 26272800.

The previous prime is 53421461. The next prime is 53421493. The reversal of 53421482 is 28412435.

It is a happy number.

It is a Cunningham number, because it is equal to 7309²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 53421481 + 1 = 7309^2 + 1^2 .

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

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, 218819 + ... + 219062.

Almost surely, 2^53421482 is an apocalyptic number.

53421482 is a deficient number, since it is larger than the sum of its proper divisors (28024570).

53421482 is a wasteful number, since it uses less digits than its factorization.

53421482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437944.

The product of its digits is 7680, while the sum is 29.

The square root of 53421482 is about 7309.0000684088. Note that the first 4 decimals coincide. The cubic root of 53421482 is about 376.6216750849.

The spelling of 53421482 in words is "fifty-three million, four hundred twenty-one thousand, four hundred eighty-two".