53324545 has 16 divisors (see below), whose sum is σ = 67544640. Its totient is φ = 40302144.

The previous prime is 53324543. The next prime is 53324569. The reversal of 53324545 is 54542335.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 53324545 - 2¹ = 53324543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53324543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52987 + ... + 53983.

It is an arithmetic number, because the mean of its divisors is an integer number (4221540).

Almost surely, 2^53324545 is an apocalyptic number.

It is an amenable number.

53324545 is a deficient number, since it is larger than the sum of its proper divisors (14220095).

53324545 is a wasteful number, since it uses less digits than its factorization.

53324545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584.

The product of its digits is 36000, while the sum is 31.

The square root of 53324545 is about 7302.3657125619. The cubic root of 53324545 is about 376.3937350709.

The spelling of 53324545 in words is "fifty-three million, three hundred twenty-four thousand, five hundred forty-five".