53773755 has 32 divisors (see below), whose sum is σ = 100735488. Its totient is φ = 23980800.

The previous prime is 53773751. The next prime is 53773787. The reversal of 53773755 is 55737735.

It is not a de Polignac number, because 53773755 - 2² = 53773751 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (53773751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1941 + ... + 10550.

It is an arithmetic number, because the mean of its divisors is an integer number (3147984).

Almost surely, 2^53773755 is an apocalyptic number.

53773755 is a deficient number, since it is larger than the sum of its proper divisors (46961733).

53773755 is a wasteful number, since it uses less digits than its factorization.

53773755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12547.

The product of its digits is 385875, while the sum is 42.

The square root of 53773755 is about 7333.0590479008. The cubic root of 53773755 is about 377.4477041134.

The spelling of 53773755 in words is "fifty-three million, seven hundred seventy-three thousand, seven hundred fifty-five".