53477373 has 4 divisors (see below), whose sum is σ = 71303168. Its totient is φ = 35651580.

The previous prime is 53477357. The next prime is 53477453. The reversal of 53477373 is 37377435.

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 53477373 - 2⁴ = 53477357 is a prime.

It is a super-2 number, since 2×53477373² = 5719658845962258, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53477873) 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, 8912893 + ... + 8912898.

It is an arithmetic number, because the mean of its divisors is an integer number (17825792).

Almost surely, 2^53477373 is an apocalyptic number.

It is an amenable number.

53477373 is a deficient number, since it is larger than the sum of its proper divisors (17825795).

53477373 is a wasteful number, since it uses less digits than its factorization.

53477373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17825794.

The product of its digits is 185220, while the sum is 39.

The square root of 53477373 is about 7312.8225057087. The cubic root of 53477373 is about 376.7529732354.

It can be divided in two parts, 5347 and 7373, that added together give a triangular number (12720 = T₁₅₉).

The spelling of 53477373 in words is "fifty-three million, four hundred seventy-seven thousand, three hundred seventy-three".