63450442 has 16 divisors (see below), whose sum is σ = 104580000. Its totient is φ = 28632240.

The previous prime is 63450433. The next prime is 63450467. The reversal of 63450442 is 24405436.

It is a self number, because there is not a number n which added to its sum of digits gives 63450442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7317 + ... + 13432.

It is an arithmetic number, because the mean of its divisors is an integer number (6536250).

Almost surely, 2^63450442 is an apocalyptic number.

63450442 is a deficient number, since it is larger than the sum of its proper divisors (41129558).

63450442 is a wasteful number, since it uses less digits than its factorization.

63450442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20901.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 63450442 is about 7965.5785728345. The cubic root of 63450442 is about 398.8517947152.

Adding to 63450442 its reverse (24405436), we get a palindrome (87855878).

It can be divided in two parts, 634 and 50442, that added together give a square (51076 = 226²).

The spelling of 63450442 in words is "sixty-three million, four hundred fifty thousand, four hundred forty-two".