63914136 has 96 divisors (see below), whose sum is σ = 189253680. Its totient is φ = 17867520.

The previous prime is 63914083. The next prime is 63914143. The reversal of 63914136 is 63141936.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 63914097 and 63914106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36906 + ... + 38598.

Almost surely, 2^63914136 is an apocalyptic number.

63914136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63914136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94626840).

63914136 is an abundant number, since it is smaller than the sum of its proper divisors (125339544).

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

63914136 is a wasteful number, since it uses less digits than its factorization.

63914136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737 (or 1722 counting only the distinct ones).

The product of its digits is 11664, while the sum is 33.

The square root of 63914136 is about 7994.6316988339. The cubic root of 63914136 is about 399.8210366089.

The spelling of 63914136 in words is "sixty-three million, nine hundred fourteen thousand, one hundred thirty-six".