63693674 has 32 divisors (see below), whose sum is σ = 106883712. Its totient is φ = 28459200.

The previous prime is 63693673. The next prime is 63693677. The reversal of 63693674 is 47639636.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63693673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188834 + ... + 189170.

It is an arithmetic number, because the mean of its divisors is an integer number (3340116).

Almost surely, 2^63693674 is an apocalyptic number.

63693674 is a deficient number, since it is larger than the sum of its proper divisors (43190038).

63693674 is a wasteful number, since it uses less digits than its factorization.

63693674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443 (or 421 counting only the distinct ones).

The product of its digits is 489888, while the sum is 44.

The square root of 63693674 is about 7980.8316609236. The cubic root of 63693674 is about 399.3607999356.

The spelling of 63693674 in words is "sixty-three million, six hundred ninety-three thousand, six hundred seventy-four".