51893677 has 4 divisors (see below), whose sum is σ = 56611296. Its totient is φ = 47176060.

The previous prime is 51893671. The next prime is 51893683. The reversal of 51893677 is 77639815.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (51893671) and next prime (51893683).

It is a cyclic number.

It is not a de Polignac number, because 51893677 - 2⁷ = 51893549 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 (51893671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358793 + ... + 2358814.

It is an arithmetic number, because the mean of its divisors is an integer number (14152824).

Almost surely, 2^51893677 is an apocalyptic number.

It is an amenable number.

51893677 is a deficient number, since it is larger than the sum of its proper divisors (4717619).

51893677 is a wasteful number, since it uses less digits than its factorization.

51893677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4717618.

The product of its digits is 317520, while the sum is 46.

The square root of 51893677 is about 7203.7266050288. The cubic root of 51893677 is about 372.9965499325.

The spelling of 51893677 in words is "fifty-one million, eight hundred ninety-three thousand, six hundred seventy-seven".