63274313 has 4 divisors (see below), whose sum is σ = 66604560. Its totient is φ = 59944068.

The previous prime is 63274249. The next prime is 63274327. The reversal of 63274313 is 31347236.

It is a happy number.

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 63274313 - 2⁶ = 63274249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63274333) 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, 1665095 + ... + 1665132.

It is an arithmetic number, because the mean of its divisors is an integer number (16651140).

Almost surely, 2^63274313 is an apocalyptic number.

It is an amenable number.

63274313 is a deficient number, since it is larger than the sum of its proper divisors (3330247).

63274313 is a wasteful number, since it uses less digits than its factorization.

63274313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330246.

The product of its digits is 9072, while the sum is 29.

The square root of 63274313 is about 7954.5152586440. The cubic root of 63274313 is about 398.4824016027.

The spelling of 63274313 in words is "sixty-three million, two hundred seventy-four thousand, three hundred thirteen".