63494 has 8 divisors (see below), whose sum is σ = 97200. Its totient is φ = 31096.

The previous prime is 63493. The next prime is 63499. The reversal of 63494 is 49436.

63494 = T₂₀ + T₂₁ + ... + T₇₂.

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

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194 + ... + 405.

It is an arithmetic number, because the mean of its divisors is an integer number (12150).

2⁶³⁴⁹⁴ is an apocalyptic number.

63494 is a deficient number, since it is larger than the sum of its proper divisors (33706).

63494 is a wasteful number, since it uses less digits than its factorization.

63494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654.

The product of its digits is 2592, while the sum is 26.

The square root of 63494 is about 251.9801579490. The cubic root of 63494 is about 39.8943042898.

The spelling of 63494 in words is "sixty-three thousand, four hundred ninety-four".