51004629 has 24 divisors (see below), whose sum is σ = 79893632. Its totient is φ = 31168800.

The previous prime is 51004627. The next prime is 51004631. The reversal of 51004629 is 92640015.

It is an interprime number because it is at equal distance from previous prime (51004627) and next prime (51004631).

It is not a de Polignac number, because 51004629 - 2¹ = 51004627 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51004627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16224 + ... + 19110.

Almost surely, 2^51004629 is an apocalyptic number.

It is an amenable number.

51004629 is a deficient number, since it is larger than the sum of its proper divisors (28889003).

51004629 is a wasteful number, since it uses less digits than its factorization.

51004629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057 (or 3054 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 51004629 is about 7141.7525160145. The cubic root of 51004629 is about 370.8541964051.

The spelling of 51004629 in words is "fifty-one million, four thousand, six hundred twenty-nine".