63697146 has 8 divisors (see below), whose sum is σ = 127394304. Its totient is φ = 21232380.

The previous prime is 63697133. The next prime is 63697159. The reversal of 63697146 is 64179636.

It is an interprime number because it is at equal distance from previous prime (63697133) and next prime (63697159).

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

63697146 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 63697098 and 63697107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5308090 + ... + 5308101.

It is an arithmetic number, because the mean of its divisors is an integer number (15924288).

Almost surely, 2^63697146 is an apocalyptic number.

63697146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63697146 is a wasteful number, since it uses less digits than its factorization.

63697146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10616196.

The product of its digits is 163296, while the sum is 42.

The square root of 63697146 is about 7981.0491791493. The cubic root of 63697146 is about 399.3680563104.

The spelling of 63697146 in words is "sixty-three million, six hundred ninety-seven thousand, one hundred forty-six".