53621262 has 12 divisors (see below), whose sum is σ = 116179440. Its totient is φ = 17873748.

The previous prime is 53621221. The next prime is 53621297. The reversal of 53621262 is 26212635.

53621262 is a `hidden beast` number, since 536 + 2 + 126 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1489462 + ... + 1489497.

It is an arithmetic number, because the mean of its divisors is an integer number (9681620).

Almost surely, 2^53621262 is an apocalyptic number.

53621262 is an abundant number, since it is smaller than the sum of its proper divisors (62558178).

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

53621262 is a wasteful number, since it uses less digits than its factorization.

53621262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2978967 (or 2978964 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 53621262 is about 7322.6540270588. The cubic root of 53621262 is about 377.0905743394.

Adding to 53621262 its reverse (26212635), we get a palindrome (79833897).

The spelling of 53621262 in words is "fifty-three million, six hundred twenty-one thousand, two hundred sixty-two".