53924649 has 8 divisors (see below), whose sum is σ = 71947680. Its totient is φ = 35925696.

The previous prime is 53924639. The next prime is 53924687. The reversal of 53924649 is 94642935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53924649 - 2¹¹ = 53922601 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 53924649.

It is not an unprimeable number, because it can be changed into a prime (53924609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97 + ... + 10385.

It is an arithmetic number, because the mean of its divisors is an integer number (8993460).

Almost surely, 2^53924649 is an apocalyptic number.

It is an amenable number.

53924649 is a deficient number, since it is larger than the sum of its proper divisors (18023031).

53924649 is a wasteful number, since it uses less digits than its factorization.

53924649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12039.

The product of its digits is 233280, while the sum is 42.

The square root of 53924649 is about 7343.3404524099. The cubic root of 53924649 is about 377.8004251481.

The spelling of 53924649 in words is "fifty-three million, nine hundred twenty-four thousand, six hundred forty-nine".