51426051 has 8 divisors (see below), whose sum is σ = 69591744. Its totient is φ = 33772200.

The previous prime is 51426047. The next prime is 51426073. The reversal of 51426051 is 15062415.

51426051 is nontrivially palindromic in base 8.

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

It is not a de Polignac number, because 51426051 - 2² = 51426047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51426031) 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, 127725 + ... + 128126.

It is an arithmetic number, because the mean of its divisors is an integer number (8698968).

Almost surely, 2^51426051 is an apocalyptic number.

51426051 is a deficient number, since it is larger than the sum of its proper divisors (18165693).

51426051 is a wasteful number, since it uses less digits than its factorization.

51426051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255921.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 51426051 is about 7171.1959253670. The cubic root of 51426051 is about 371.8727813911.

Adding to 51426051 its reverse (15062415), we get a palindrome (66488466).

It can be divided in two parts, 514 and 26051, that added together give a triangular number (26565 = T₂₃₀).

The spelling of 51426051 in words is "fifty-one million, four hundred twenty-six thousand, fifty-one".