51704411 has 4 divisors (see below), whose sum is σ = 56404824. Its totient is φ = 47004000.

The previous prime is 51704407. The next prime is 51704417. The reversal of 51704411 is 11440715.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 51704411 - 2² = 51704407 is a prime.

It is a super-2 number, since 2×51704411² = 5346692233713842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51704417) 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, 2350190 + ... + 2350211.

It is an arithmetic number, because the mean of its divisors is an integer number (14101206).

Almost surely, 2^51704411 is an apocalyptic number.

51704411 is a deficient number, since it is larger than the sum of its proper divisors (4700413).

51704411 is a wasteful number, since it uses less digits than its factorization.

51704411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4700412.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 51704411 is about 7190.5779322666. The cubic root of 51704411 is about 372.5425346682.

The spelling of 51704411 in words is "fifty-one million, seven hundred four thousand, four hundred eleven".