53730363 has 4 divisors (see below), whose sum is σ = 71640488. Its totient is φ = 35820240.

The previous prime is 53730361. The next prime is 53730367. The reversal of 53730363 is 36303735.

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

It is not a de Polignac number, because 53730363 - 2¹ = 53730361 is a prime.

It is a super-2 number, since 2×53730363² = 5773903816223538, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53730363.

It is not an unprimeable number, because it can be changed into a prime (53730361) 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, 8955058 + ... + 8955063.

It is an arithmetic number, because the mean of its divisors is an integer number (17910122).

Almost surely, 2^53730363 is an apocalyptic number.

53730363 is a deficient number, since it is larger than the sum of its proper divisors (17910125).

53730363 is a wasteful number, since it uses less digits than its factorization.

53730363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17910124.

The product of its (nonzero) digits is 17010, while the sum is 30.

The square root of 53730363 is about 7330.0997946822. The cubic root of 53730363 is about 377.3461513631.

The spelling of 53730363 in words is "fifty-three million, seven hundred thirty thousand, three hundred sixty-three".