63257433 has 8 divisors (see below), whose sum is σ = 85411200. Its totient is φ = 41637648.

The previous prime is 63257431. The next prime is 63257449. The reversal of 63257433 is 33475236.

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

It is not a de Polignac number, because 63257433 - 2¹ = 63257431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63257394 and 63257403.

It is not an unprimeable number, because it can be changed into a prime (63257431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133218 + ... + 133691.

It is an arithmetic number, because the mean of its divisors is an integer number (10676400).

Almost surely, 2^63257433 is an apocalyptic number.

It is an amenable number.

63257433 is a deficient number, since it is larger than the sum of its proper divisors (22153767).

63257433 is a wasteful number, since it uses less digits than its factorization.

63257433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266991.

The product of its digits is 45360, while the sum is 33.

The square root of 63257433 is about 7953.4541552712. The cubic root of 63257433 is about 398.4469634138.

The spelling of 63257433 in words is "sixty-three million, two hundred fifty-seven thousand, four hundred thirty-three".