63690462 has 80 divisors (see below), whose sum is σ = 157652352. Its totient is φ = 19057680.

The previous prime is 63690437. The next prime is 63690463. The reversal of 63690462 is 26409636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63690463) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 183373 + ... + 183719.

Almost surely, 2^63690462 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63690462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78826176).

63690462 is an abundant number, since it is smaller than the sum of its proper divisors (93961890).

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

63690462 is a wasteful number, since it uses less digits than its factorization.

63690462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 63690462 is about 7980.6304262257. The cubic root of 63690462 is about 399.3540867182.

The spelling of 63690462 in words is "sixty-three million, six hundred ninety thousand, four hundred sixty-two".