53736620 has 24 divisors (see below), whose sum is σ = 128968224. Its totient is φ = 18423936.

The previous prime is 53736619. The next prime is 53736629. The reversal of 53736620 is 2663735.

It is not an unprimeable number, because it can be changed into a prime (53736629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191777 + ... + 192056.

It is an arithmetic number, because the mean of its divisors is an integer number (5373676).

Almost surely, 2^53736620 is an apocalyptic number.

It is an amenable number.

53736620 is an abundant number, since it is smaller than the sum of its proper divisors (75231604).

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

53736620 is a wasteful number, since it uses less digits than its factorization.

53736620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383849 (or 383847 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 53736620 is about 7330.5265840866. The cubic root of 53736620 is about 377.3607983466.

The spelling of 53736620 in words is "fifty-three million, seven hundred thirty-six thousand, six hundred twenty".