63623494 has 24 divisors (see below), whose sum is σ = 105383880. Its totient is φ = 28786560.

The previous prime is 63623489. The next prime is 63623507. The reversal of 63623494 is 49432636.

63623494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68022 + ... + 68950.

It is an arithmetic number, because the mean of its divisors is an integer number (4390995).

Almost surely, 2^63623494 is an apocalyptic number.

63623494 is a deficient number, since it is larger than the sum of its proper divisors (41760386).

63623494 is a wasteful number, since it uses less digits than its factorization.

63623494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236 (or 1225 counting only the distinct ones).

The product of its digits is 93312, while the sum is 37.

The square root of 63623494 is about 7976.4336642387. The cubic root of 63623494 is about 399.2140692937.

The spelling of 63623494 in words is "sixty-three million, six hundred twenty-three thousand, four hundred ninety-four".