63963354 has 64 divisors (see below), whose sum is σ = 162570240. Its totient is φ = 16320960.

The previous prime is 63963353. The next prime is 63963371. The reversal of 63963354 is 45336936.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63963353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15037 + ... + 18815.

It is an arithmetic number, because the mean of its divisors is an integer number (2540160).

Almost surely, 2^63963354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63963354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81285120).

63963354 is an abundant number, since it is smaller than the sum of its proper divisors (98606886).

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

63963354 is a wasteful number, since it uses less digits than its factorization.

63963354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835.

The product of its digits is 174960, while the sum is 39.

The square root of 63963354 is about 7997.7092970425. The cubic root of 63963354 is about 399.9236395903.

The spelling of 63963354 in words is "sixty-three million, nine hundred sixty-three thousand, three hundred fifty-four".