63230477 has 4 divisors (see below), whose sum is σ = 64302240. Its totient is φ = 62158716.

The previous prime is 63230449. The next prime is 63230491. The reversal of 63230477 is 77403236.

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 63230477 - 2⁶ = 63230413 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 (63230417) 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, 535793 + ... + 535910.

It is an arithmetic number, because the mean of its divisors is an integer number (16075560).

Almost surely, 2^63230477 is an apocalyptic number.

It is an amenable number.

63230477 is a deficient number, since it is larger than the sum of its proper divisors (1071763).

63230477 is a wasteful number, since it uses less digits than its factorization.

63230477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071762.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 63230477 is about 7951.7593650714. The cubic root of 63230477 is about 398.3903584067.

The spelling of 63230477 in words is "sixty-three million, two hundred thirty thousand, four hundred seventy-seven".