53821468 has 6 divisors (see below), whose sum is σ = 94187576. Its totient is φ = 26910732.

The previous prime is 53821441. The next prime is 53821489. The reversal of 53821468 is 86412835.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6727680 + ... + 6727687.

Almost surely, 2^53821468 is an apocalyptic number.

It is an amenable number.

53821468 is a deficient number, since it is larger than the sum of its proper divisors (40366108).

53821468 is a wasteful number, since it uses less digits than its factorization.

53821468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13455371 (or 13455369 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 53821468 is about 7336.3116073406. The cubic root of 53821468 is about 377.5593065017.

It can be divided in two parts, 53821 and 468, that added together give a square (54289 = 233²).

The spelling of 53821468 in words is "fifty-three million, eight hundred twenty-one thousand, four hundred sixty-eight".