51224010 has 16 divisors (see below), whose sum is σ = 122937696. Its totient is φ = 13659728.

The previous prime is 51223973. The next prime is 51224029. The reversal of 51224010 is 1042215.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853704 + ... + 853763.

It is an arithmetic number, because the mean of its divisors is an integer number (7683606).

Almost surely, 2^51224010 is an apocalyptic number.

51224010 is an abundant number, since it is smaller than the sum of its proper divisors (71713686).

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

51224010 is a wasteful number, since it uses less digits than its factorization.

51224010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707477.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 51224010 is about 7157.0950811066. The cubic root of 51224010 is about 371.3851416536.

Adding to 51224010 its reverse (1042215), we get a palindrome (52266225).

The spelling of 51224010 in words is "fifty-one million, two hundred twenty-four thousand, ten".