63374239 has 4 divisors (see below), whose sum is σ = 63390600. Its totient is φ = 63357880.

The previous prime is 63374231. The next prime is 63374243. The reversal of 63374239 is 93247336.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63374239 - 2³ = 63374231 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 63374198 and 63374207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63374231) 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, 1269 + ... + 11329.

It is an arithmetic number, because the mean of its divisors is an integer number (15847650).

Almost surely, 2^63374239 is an apocalyptic number.

63374239 is a deficient number, since it is larger than the sum of its proper divisors (16361).

63374239 is a wasteful number, since it uses less digits than its factorization.

63374239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16360.

The product of its digits is 81648, while the sum is 37.

The square root of 63374239 is about 7960.7938674481. The cubic root of 63374239 is about 398.6920591382.

The spelling of 63374239 in words is "sixty-three million, three hundred seventy-four thousand, two hundred thirty-nine".