53427407 has 4 divisors (see below), whose sum is σ = 58284456. Its totient is φ = 48570360.

The previous prime is 53427403. The next prime is 53427419. The reversal of 53427407 is 70472435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53427407 - 2² = 53427403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53427403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2428508 + ... + 2428529.

It is an arithmetic number, because the mean of its divisors is an integer number (14571114).

Almost surely, 2^53427407 is an apocalyptic number.

53427407 is a deficient number, since it is larger than the sum of its proper divisors (4857049).

53427407 is a wasteful number, since it uses less digits than its factorization.

53427407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4857048.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 53427407 is about 7309.4053793725. The cubic root of 53427407 is about 376.6355983285.

The spelling of 53427407 in words is "fifty-three million, four hundred twenty-seven thousand, four hundred seven".