53483720 has 16 divisors (see below), whose sum is σ = 120338460. Its totient is φ = 21393472.

The previous prime is 53483713. The next prime is 53483737. The reversal of 53483720 is 2738435.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43586404 + 9897316 = 6602^2 + 3146^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668507 + ... + 668586.

Almost surely, 2^53483720 is an apocalyptic number.

It is an amenable number.

53483720 is an abundant number, since it is smaller than the sum of its proper divisors (66854740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53483720 is a wasteful number, since it uses less digits than its factorization.

53483720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337104 (or 1337100 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 53483720 is about 7313.2564565999. The cubic root of 53483720 is about 376.7678777106.

The spelling of 53483720 in words is "fifty-three million, four hundred eighty-three thousand, seven hundred twenty".