51967501 has 8 divisors (see below), whose sum is σ = 53740544. Its totient is φ = 50200560.

The previous prime is 51967483. The next prime is 51967519. The reversal of 51967501 is 10576915.

51967501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51967483) and next prime (51967519).

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

It is a cyclic number.

It is not a de Polignac number, because 51967501 - 2⁵ = 51967469 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 (51967301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21580 + ... + 23866.

It is an arithmetic number, because the mean of its divisors is an integer number (6717568).

Almost surely, 2^51967501 is an apocalyptic number.

It is an amenable number.

51967501 is a deficient number, since it is larger than the sum of its proper divisors (1773043).

51967501 is a wasteful number, since it uses less digits than its factorization.

51967501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051.

The product of its (nonzero) digits is 9450, while the sum is 34.

The square root of 51967501 is about 7208.8487985253. The cubic root of 51967501 is about 373.1733412205.

The spelling of 51967501 in words is "fifty-one million, nine hundred sixty-seven thousand, five hundred one".