63769073 has 4 divisors (see below), whose sum is σ = 67125360. Its totient is φ = 60412788.

The previous prime is 63769031. The next prime is 63769081. The reversal of 63769073 is 37096736.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63769073 - 2⁶ = 63769009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63769073.

It is not an unprimeable number, because it can be changed into a prime (63769003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1678115 + ... + 1678152.

It is an arithmetic number, because the mean of its divisors is an integer number (16781340).

Almost surely, 2^63769073 is an apocalyptic number.

It is an amenable number.

63769073 is a deficient number, since it is larger than the sum of its proper divisors (3356287).

63769073 is a wasteful number, since it uses less digits than its factorization.

63769073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356286.

The product of its (nonzero) digits is 142884, while the sum is 41.

The square root of 63769073 is about 7985.5540196031. The cubic root of 63769073 is about 399.5183222826.

The spelling of 63769073 in words is "sixty-three million, seven hundred sixty-nine thousand, seventy-three".