63453404 has 48 divisors (see below), whose sum is σ = 134270976. Its totient is φ = 25660800.

The previous prime is 63453347. The next prime is 63453427. The reversal of 63453404 is 40435436.

63453404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34697 + ... + 36479.

It is an arithmetic number, because the mean of its divisors is an integer number (2797312).

Almost surely, 2^63453404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63453404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67135488).

63453404 is an abundant number, since it is smaller than the sum of its proper divisors (70817572).

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

63453404 is a wasteful number, since it uses less digits than its factorization.

63453404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866 (or 1864 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 63453404 is about 7965.7644956401. The cubic root of 63453404 is about 398.8580010320.

The spelling of 63453404 in words is "sixty-three million, four hundred fifty-three thousand, four hundred four".