53752765 has 8 divisors (see below), whose sum is σ = 70367328. Its totient is φ = 39092880.

The previous prime is 53752757. The next prime is 53752781. The reversal of 53752765 is 56725735.

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

It is not a de Polignac number, because 53752765 - 2³ = 53752757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488607 + ... + 488716.

It is an arithmetic number, because the mean of its divisors is an integer number (8795916).

Almost surely, 2^53752765 is an apocalyptic number.

53752765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53752765 is a deficient number, since it is larger than the sum of its proper divisors (16614563).

53752765 is a wasteful number, since it uses less digits than its factorization.

53752765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977339.

The product of its digits is 220500, while the sum is 40.

The square root of 53752765 is about 7331.6277183174. The cubic root of 53752765 is about 377.3985868543.

The spelling of 53752765 in words is "fifty-three million, seven hundred fifty-two thousand, seven hundred sixty-five".