63420682 has 8 divisors (see below), whose sum is σ = 102448836. Its totient is φ = 29271072.

The previous prime is 63420677. The next prime is 63420697. The reversal of 63420682 is 28602436.

It can be written as a sum of positive squares in 2 ways, for example, as 63059481 + 361201 = 7941^2 + 601^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1219603 + ... + 1219654.

Almost surely, 2^63420682 is an apocalyptic number.

63420682 is a deficient number, since it is larger than the sum of its proper divisors (39028154).

63420682 is a wasteful number, since it uses less digits than its factorization.

63420682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439272.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 63420682 is about 7963.7103161780. The cubic root of 63420682 is about 398.7894274814.

It can be divided in two parts, 634 and 20682, that added together give a square (21316 = 146²).

The spelling of 63420682 in words is "sixty-three million, four hundred twenty thousand, six hundred eighty-two".