53474727 has 4 divisors (see below), whose sum is σ = 71299640. Its totient is φ = 35649816.

The previous prime is 53474723. The next prime is 53474737. The reversal of 53474727 is 72747435.

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

It is not a de Polignac number, because 53474727 - 2² = 53474723 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 (53474723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8912452 + ... + 8912457.

It is an arithmetic number, because the mean of its divisors is an integer number (17824910).

Almost surely, 2^53474727 is an apocalyptic number.

53474727 is a deficient number, since it is larger than the sum of its proper divisors (17824913).

53474727 is a wasteful number, since it uses less digits than its factorization.

53474727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17824912.

The product of its digits is 164640, while the sum is 39.

The square root of 53474727 is about 7312.6415883728. The cubic root of 53474727 is about 376.7467593625.

The spelling of 53474727 in words is "fifty-three million, four hundred seventy-four thousand, seven hundred twenty-seven".