53354644 has 24 divisors (see below), whose sum is σ = 108521280. Its totient is φ = 22478016.

The previous prime is 53354633. The next prime is 53354659. The reversal of 53354644 is 44645335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14497 + ... + 17800.

It is an arithmetic number, because the mean of its divisors is an integer number (4521720).

Almost surely, 2^53354644 is an apocalyptic number.

It is an amenable number.

53354644 is an abundant number, since it is smaller than the sum of its proper divisors (55166636).

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

53354644 is a wasteful number, since it uses less digits than its factorization.

53354644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32367 (or 32365 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 53354644 is about 7304.4263292883. The cubic root of 53354644 is about 376.4645401391.

Adding to 53354644 its reverse (44645335), we get a palindrome (97999979).

The spelling of 53354644 in words is "fifty-three million, three hundred fifty-four thousand, six hundred forty-four".