51552454 has 8 divisors (see below), whose sum is σ = 78388200. Its totient is φ = 25423056.

The previous prime is 51552439. The next prime is 51552463. The reversal of 51552454 is 45425515.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176404 + ... + 176695.

It is an arithmetic number, because the mean of its divisors is an integer number (9798525).

Almost surely, 2^51552454 is an apocalyptic number.

51552454 is a deficient number, since it is larger than the sum of its proper divisors (26835746).

51552454 is a wasteful number, since it uses less digits than its factorization.

51552454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353174.

The product of its digits is 20000, while the sum is 31.

The square root of 51552454 is about 7180.0037604447. The cubic root of 51552454 is about 372.1772144816.

Adding to 51552454 its reverse (45425515), we get a palindrome (96977969).

The spelling of 51552454 in words is "fifty-one million, five hundred fifty-two thousand, four hundred fifty-four".