53642755 has 8 divisors (see below), whose sum is σ = 64414224. Its totient is φ = 42885600.

The previous prime is 53642753. The next prime is 53642759. The reversal of 53642755 is 55724635.

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

It is not a de Polignac number, because 53642755 - 2¹ = 53642753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53642753) 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, 8200 + ... + 13210.

It is an arithmetic number, because the mean of its divisors is an integer number (8051778).

Almost surely, 2^53642755 is an apocalyptic number.

53642755 is a deficient number, since it is larger than the sum of its proper divisors (10771469).

53642755 is a wasteful number, since it uses less digits than its factorization.

53642755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7157.

The product of its digits is 126000, while the sum is 37.

The square root of 53642755 is about 7324.1214490204. The cubic root of 53642755 is about 377.1409506564.

The spelling of 53642755 in words is "fifty-three million, six hundred forty-two thousand, seven hundred fifty-five".