53324645 has 16 divisors (see below), whose sum is σ = 70492032. Its totient is φ = 38400960.

The previous prime is 53324629. The next prime is 53324651. The reversal of 53324645 is 54642335.

It is not a de Polignac number, because 53324645 - 2⁴ = 53324629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 959 + ... + 10371.

It is an arithmetic number, because the mean of its divisors is an integer number (4405752).

Almost surely, 2^53324645 is an apocalyptic number.

53324645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53324645 is a deficient number, since it is larger than the sum of its proper divisors (17167387).

53324645 is a wasteful number, since it uses less digits than its factorization.

53324645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9532.

The product of its digits is 43200, while the sum is 32.

The square root of 53324645 is about 7302.3725596548. The cubic root of 53324645 is about 376.3939703556.

The spelling of 53324645 in words is "fifty-three million, three hundred twenty-four thousand, six hundred forty-five".