53764647 has 8 divisors (see below), whose sum is σ = 71858160. Its totient is φ = 35757120.

The previous prime is 53764583. The next prime is 53764651. The reversal of 53764647 is 74646735.

It is a happy number.

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

It is not a de Polignac number, because 53764647 - 2⁶ = 53764583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53764599 and 53764608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53764687) 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, 20022 + ... + 22547.

It is an arithmetic number, because the mean of its divisors is an integer number (8982270).

Almost surely, 2^53764647 is an apocalyptic number.

53764647 is a deficient number, since it is larger than the sum of its proper divisors (18093513).

53764647 is a wasteful number, since it uses less digits than its factorization.

53764647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42993.

The product of its digits is 423360, while the sum is 42.

The square root of 53764647 is about 7332.4379983741. The cubic root of 53764647 is about 377.4263926774.

The spelling of 53764647 in words is "fifty-three million, seven hundred sixty-four thousand, six hundred forty-seven".