63396445 has 24 divisors (see below), whose sum is σ = 93160800. Its totient is φ = 41180832.

The previous prime is 63396439. The next prime is 63396461. The reversal of 63396445 is 54469336.

It is not a de Polignac number, because 63396445 - 2⁷ = 63396317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63396398 and 63396407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2155 + ... + 11464.

It is an arithmetic number, because the mean of its divisors is an integer number (3881700).

Almost surely, 2^63396445 is an apocalyptic number.

It is an amenable number.

63396445 is a deficient number, since it is larger than the sum of its proper divisors (29764355).

63396445 is a wasteful number, since it uses less digits than its factorization.

63396445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13657 (or 13650 counting only the distinct ones).

The product of its digits is 233280, while the sum is 40.

The square root of 63396445 is about 7962.1884554436. The cubic root of 63396445 is about 398.7386202339.

The spelling of 63396445 in words is "sixty-three million, three hundred ninety-six thousand, four hundred forty-five".