63749067 has 8 divisors (see below), whose sum is σ = 85057680. Its totient is φ = 42469920.

The previous prime is 63748991. The next prime is 63749071. The reversal of 63749067 is 76094736.

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

It is not a de Polignac number, because 63749067 - 2¹² = 63744971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63749867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1692 + ... + 11417.

It is an arithmetic number, because the mean of its divisors is an integer number (10632210).

Almost surely, 2^63749067 is an apocalyptic number.

63749067 is a deficient number, since it is larger than the sum of its proper divisors (21308613).

63749067 is a wasteful number, since it uses less digits than its factorization.

63749067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14733.

The product of its (nonzero) digits is 190512, while the sum is 42.

The square root of 63749067 is about 7984.3012843955. The cubic root of 63749067 is about 399.4765381848.

The spelling of 63749067 in words is "sixty-three million, seven hundred forty-nine thousand, sixty-seven".