51413308 has 24 divisors (see below), whose sum is σ = 92252160. Its totient is φ = 25062960.

The previous prime is 51413281. The next prime is 51413309. The reversal of 51413308 is 80331415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51413309) 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, 30085 + ... + 31747.

It is an arithmetic number, because the mean of its divisors is an integer number (3843840).

Almost surely, 2^51413308 is an apocalyptic number.

It is an amenable number.

51413308 is a deficient number, since it is larger than the sum of its proper divisors (40838852).

51413308 is a wasteful number, since it uses less digits than its factorization.

51413308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857 (or 1855 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 51413308 is about 7170.3073853218. The cubic root of 51413308 is about 371.8420630669.

The spelling of 51413308 in words is "fifty-one million, four hundred thirteen thousand, three hundred eight".