63073967 has 4 divisors (see below), whose sum is σ = 68807976. Its totient is φ = 57339960.

The previous prime is 63073957. The next prime is 63073973. The reversal of 63073967 is 76937036.

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

It is a cyclic number.

It is not a de Polignac number, because 63073967 - 2⁴ = 63073951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63073957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2866988 + ... + 2867009.

It is an arithmetic number, because the mean of its divisors is an integer number (17201994).

Almost surely, 2^63073967 is an apocalyptic number.

63073967 is a deficient number, since it is larger than the sum of its proper divisors (5734009).

63073967 is a wasteful number, since it uses less digits than its factorization.

63073967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5734008.

The product of its (nonzero) digits is 142884, while the sum is 41.

The square root of 63073967 is about 7941.9120493745. The cubic root of 63073967 is about 398.0613841838.

The spelling of 63073967 in words is "sixty-three million, seventy-three thousand, nine hundred sixty-seven".