51154408 has 16 divisors (see below), whose sum is σ = 96072480. Its totient is φ = 25535088.

The previous prime is 51154349. The next prime is 51154409. The reversal of 51154408 is 80445115.

It is not an unprimeable number, because it can be changed into a prime (51154409) 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, 235 + ... + 10117.

It is an arithmetic number, because the mean of its divisors is an integer number (6004530).

Almost surely, 2^51154408 is an apocalyptic number.

It is an amenable number.

51154408 is a deficient number, since it is larger than the sum of its proper divisors (44918072).

51154408 is a wasteful number, since it uses less digits than its factorization.

51154408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10536 (or 10532 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 51154408 is about 7152.2309806102. The cubic root of 51154408 is about 371.2168555626.

The spelling of 51154408 in words is "fifty-one million, one hundred fifty-four thousand, four hundred eight".