53473197 has 4 divisors (see below), whose sum is σ = 71297600. Its totient is φ = 35648796.

The previous prime is 53473193. The next prime is 53473241. The reversal of 53473197 is 79137435.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53473197 - 2² = 53473193 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 (53473193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8912197 + ... + 8912202.

It is an arithmetic number, because the mean of its divisors is an integer number (17824400).

Almost surely, 2^53473197 is an apocalyptic number.

It is an amenable number.

53473197 is a deficient number, since it is larger than the sum of its proper divisors (17824403).

53473197 is a wasteful number, since it uses less digits than its factorization.

53473197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17824402.

The product of its digits is 79380, while the sum is 39.

The square root of 53473197 is about 7312.5369742655. The cubic root of 53473197 is about 376.7431662131.

The spelling of 53473197 in words is "fifty-three million, four hundred seventy-three thousand, one hundred ninety-seven".