51413896 has 16 divisors (see below), whose sum is σ = 98643600. Its totient is φ = 25108944.

The previous prime is 51413893. The next prime is 51413927. The reversal of 51413896 is 69831415.

It is not an unprimeable number, because it can be changed into a prime (51413891) 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, 74386 + ... + 75073.

It is an arithmetic number, because the mean of its divisors is an integer number (6165225).

Almost surely, 2^51413896 is an apocalyptic number.

It is an amenable number.

51413896 is a deficient number, since it is larger than the sum of its proper divisors (47229704).

51413896 is a wasteful number, since it uses less digits than its factorization.

51413896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149508 (or 149504 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 51413896 is about 7170.3483876308. The cubic root of 51413896 is about 371.8434806136.

The spelling of 51413896 in words is "fifty-one million, four hundred thirteen thousand, eight hundred ninety-six".