53653375 has 8 divisors (see below), whose sum is σ = 66959568. Its totient is φ = 42922600.

The previous prime is 53653373. The next prime is 53653387. The reversal of 53653375 is 57335635.

It is not a de Polignac number, because 53653375 - 2¹ = 53653373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53653373) 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, 214489 + ... + 214738.

It is an arithmetic number, because the mean of its divisors is an integer number (8369946).

Almost surely, 2^53653375 is an apocalyptic number.

53653375 is a deficient number, since it is larger than the sum of its proper divisors (13306193).

53653375 is an equidigital number, since it uses as much as digits as its factorization.

53653375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429242 (or 429232 counting only the distinct ones).

The product of its digits is 141750, while the sum is 37.

The square root of 53653375 is about 7324.8464147721. The cubic root of 53653375 is about 377.1658373512.

The spelling of 53653375 in words is "fifty-three million, six hundred fifty-three thousand, three hundred seventy-five".