63557346 has 8 divisors (see below), whose sum is σ = 127114704. Its totient is φ = 21185780.

The previous prime is 63557341. The next prime is 63557353. The reversal of 63557346 is 64375536.

It is a sphenic number, since it is the product of 3 distinct primes.

63557346 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (63557341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5296440 + ... + 5296451.

It is an arithmetic number, because the mean of its divisors is an integer number (15889338).

Almost surely, 2^63557346 is an apocalyptic number.

63557346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63557346 is a wasteful number, since it uses less digits than its factorization.

63557346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10592896.

The product of its digits is 226800, while the sum is 39.

The square root of 63557346 is about 7972.2861213080. The cubic root of 63557346 is about 399.0756698464.

It can be divided in two parts, 63557 and 346, that added together give a triangular number (63903 = T₃₅₇).

The spelling of 63557346 in words is "sixty-three million, five hundred fifty-seven thousand, three hundred forty-six".