51426510 has 32 divisors (see below), whose sum is σ = 123776640. Its totient is φ = 13674528.

The previous prime is 51426503. The next prime is 51426511. The reversal of 51426510 is 1562415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51426511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9109 + ... + 13631.

It is an arithmetic number, because the mean of its divisors is an integer number (3868020).

Almost surely, 2^51426510 is an apocalyptic number.

51426510 is an abundant number, since it is smaller than the sum of its proper divisors (72350130).

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

51426510 is a wasteful number, since it uses less digits than its factorization.

51426510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4912.

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

The square root of 51426510 is about 7171.2279283258. The cubic root of 51426510 is about 371.8738877635.

Adding to 51426510 its reverse (1562415), we get a palindrome (52988925).

The spelling of 51426510 in words is "fifty-one million, four hundred twenty-six thousand, five hundred ten".