51334845 has 8 divisors (see below), whose sum is σ = 82135776. Its totient is φ = 27378576.

The previous prime is 51334837. The next prime is 51334847. The reversal of 51334845 is 54843315.

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

It is not a de Polignac number, because 51334845 - 2³ = 51334837 is a prime.

It is a super-2 number, since 2×51334845² = 5270532622348050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51334847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1711147 + ... + 1711176.

It is an arithmetic number, because the mean of its divisors is an integer number (10266972).

Almost surely, 2^51334845 is an apocalyptic number.

It is an amenable number.

51334845 is a deficient number, since it is larger than the sum of its proper divisors (30800931).

51334845 is a wasteful number, since it uses less digits than its factorization.

51334845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3422331.

The product of its digits is 28800, while the sum is 33.

The square root of 51334845 is about 7164.8339129389. The cubic root of 51334845 is about 371.6528079272.

The spelling of 51334845 in words is "fifty-one million, three hundred thirty-four thousand, eight hundred forty-five".