63533434 has 4 divisors (see below), whose sum is σ = 95300154. Its totient is φ = 31766716.

The previous prime is 63533423. The next prime is 63533443. The reversal of 63533434 is 43433536.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55428025 + 8105409 = 7445^2 + 2847^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63533396 and 63533405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15883357 + ... + 15883360.

Almost surely, 2^63533434 is an apocalyptic number.

63533434 is a deficient number, since it is larger than the sum of its proper divisors (31766720).

63533434 is a wasteful number, since it uses less digits than its factorization.

63533434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31766719.

The product of its digits is 38880, while the sum is 31.

The square root of 63533434 is about 7970.7862849282. The cubic root of 63533434 is about 399.0256158662.

The spelling of 63533434 in words is "sixty-three million, five hundred thirty-three thousand, four hundred thirty-four".