63402104 has 8 divisors (see below), whose sum is σ = 118878960. Its totient is φ = 31701048.

The previous prime is 63402103. The next prime is 63402109. The reversal of 63402104 is 40120436.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63402103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3962624 + ... + 3962639.

It is an arithmetic number, because the mean of its divisors is an integer number (14859870).

Almost surely, 2^63402104 is an apocalyptic number.

It is an amenable number.

63402104 is a deficient number, since it is larger than the sum of its proper divisors (55476856).

63402104 is a wasteful number, since it uses less digits than its factorization.

63402104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7925269 (or 7925265 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 63402104 is about 7962.5438146361. The cubic root of 63402104 is about 398.7504841731.

The spelling of 63402104 in words is "sixty-three million, four hundred two thousand, one hundred four".