51432054 has 8 divisors (see below), whose sum is σ = 102864120. Its totient is φ = 17144016.

The previous prime is 51432047. The next prime is 51432061. The reversal of 51432054 is 45023415.

It is an interprime number because it is at equal distance from previous prime (51432047) and next prime (51432061).

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

51432054 is an admirable number.

It is a Curzon number.

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, 4285999 + ... + 4286010.

It is an arithmetic number, because the mean of its divisors is an integer number (12858015).

Almost surely, 2^51432054 is an apocalyptic number.

51432054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51432054 is a wasteful number, since it uses less digits than its factorization.

51432054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8572014.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 51432054 is about 7171.6144625879. The cubic root of 51432054 is about 371.8872504874.

Adding to 51432054 its reverse (45023415), we get a palindrome (96455469).

The spelling of 51432054 in words is "fifty-one million, four hundred thirty-two thousand, fifty-four".