53390467 has 4 divisors (see below), whose sum is σ = 57497440. Its totient is φ = 49283496.

The previous prime is 53390459. The next prime is 53390471. The reversal of 53390467 is 76409335.

53390467 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53390467 - 2³ = 53390459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53390767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2053467 + ... + 2053492.

It is an arithmetic number, because the mean of its divisors is an integer number (14374360).

Almost surely, 2^53390467 is an apocalyptic number.

53390467 is a deficient number, since it is larger than the sum of its proper divisors (4106973).

53390467 is a wasteful number, since it uses less digits than its factorization.

53390467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4106972.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 53390467 is about 7306.8780611147. The cubic root of 53390467 is about 376.5487756813.

The spelling of 53390467 in words is "fifty-three million, three hundred ninety thousand, four hundred sixty-seven".