51602007 has 4 divisors (see below), whose sum is σ = 68802680. Its totient is φ = 34401336.

The previous prime is 51601981. The next prime is 51602027. The reversal of 51602007 is 70020615.

51602007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 51602007 - 2¹² = 51597911 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 (51602027) 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 3 ways as a sum of consecutive naturals, for example, 8600332 + ... + 8600337.

It is an arithmetic number, because the mean of its divisors is an integer number (17200670).

Almost surely, 2^51602007 is an apocalyptic number.

51602007 is a deficient number, since it is larger than the sum of its proper divisors (17200673).

51602007 is a wasteful number, since it uses less digits than its factorization.

51602007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17200672.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 51602007 is about 7183.4536958207. The cubic root of 51602007 is about 372.2964237540.

The spelling of 51602007 in words is "fifty-one million, six hundred two thousand, seven".