51532701 has 8 divisors (see below), whose sum is σ = 74956704. Its totient is φ = 31231920.

The previous prime is 51532697. The next prime is 51532709. The reversal of 51532701 is 10723515.

51532701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 51532701 - 2² = 51532697 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51532709) 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, 780766 + ... + 780831.

It is an arithmetic number, because the mean of its divisors is an integer number (9369588).

Almost surely, 2^51532701 is an apocalyptic number.

It is an amenable number.

51532701 is a deficient number, since it is larger than the sum of its proper divisors (23424003).

51532701 is a wasteful number, since it uses less digits than its factorization.

51532701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561611.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 51532701 is about 7178.6280722712. The cubic root of 51532701 is about 372.1296735461.

The spelling of 51532701 in words is "fifty-one million, five hundred thirty-two thousand, seven hundred one".