53787755 has 8 divisors (see below), whose sum is σ = 73766112. Its totient is φ = 36883008.

The previous prime is 53787743. The next prime is 53787757. The reversal of 53787755 is 55778735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53787755 - 2¹² = 53783659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53787757) 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, 768362 + ... + 768431.

It is an arithmetic number, because the mean of its divisors is an integer number (9220764).

Almost surely, 2^53787755 is an apocalyptic number.

53787755 is a deficient number, since it is larger than the sum of its proper divisors (19978357).

53787755 is a wasteful number, since it uses less digits than its factorization.

53787755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536805.

The product of its digits is 1029000, while the sum is 47.

The square root of 53787755 is about 7334.0135669359. The cubic root of 53787755 is about 377.4804574478.

The spelling of 53787755 in words is "fifty-three million, seven hundred eighty-seven thousand, seven hundred fifty-five".