63997046 has 8 divisors (see below), whose sum is σ = 96037920. Its totient is φ = 31984408.

The previous prime is 63997039. The next prime is 63997049. The reversal of 63997046 is 64079936.

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

It is a super-2 number, since 2×63997046² = 8191243793452232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63996988 and 63997006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63997049) 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, 35 + ... + 11313.

It is an arithmetic number, because the mean of its divisors is an integer number (12004740).

Almost surely, 2^63997046 is an apocalyptic number.

63997046 is a deficient number, since it is larger than the sum of its proper divisors (32040874).

63997046 is a wasteful number, since it uses less digits than its factorization.

63997046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14118.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 63997046 is about 7999.8153728696. The cubic root of 63997046 is about 399.9938457386.

The spelling of 63997046 in words is "sixty-three million, nine hundred ninety-seven thousand, forty-six".