51067701 has 12 divisors (see below), whose sum is σ = 73828300. Its totient is φ = 34015680.

The previous prime is 51067691. The next prime is 51067717. The reversal of 51067701 is 10776015.

It can be written as a sum of positive squares in 2 ways, for example, as 1703025 + 49364676 = 1305^2 + 7026^2 .

It is not a de Polignac number, because 51067701 - 2⁹ = 51067189 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 (51067741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15225 + ... + 18273.

Almost surely, 2^51067701 is an apocalyptic number.

It is an amenable number.

51067701 is a deficient number, since it is larger than the sum of its proper divisors (22760599).

51067701 is a wasteful number, since it uses less digits than its factorization.

51067701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4916 (or 4913 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 51067701 is about 7146.1668746259. The cubic root of 51067701 is about 371.0069987515.

The spelling of 51067701 in words is "fifty-one million, sixty-seven thousand, seven hundred one".