51261414 has 16 divisors (see below), whose sum is σ = 105830400. Its totient is φ = 16535880.

The previous prime is 51261401. The next prime is 51261451. The reversal of 51261414 is 41416215.

It is a happy number.

It is a congruent number.

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, 137614 + ... + 137985.

It is an arithmetic number, because the mean of its divisors is an integer number (6614400).

Almost surely, 2^51261414 is an apocalyptic number.

51261414 is an abundant number, since it is smaller than the sum of its proper divisors (54568986).

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

51261414 is a wasteful number, since it uses less digits than its factorization.

51261414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275635.

The product of its digits is 960, while the sum is 24.

The square root of 51261414 is about 7159.7076755968. The cubic root of 51261414 is about 371.4755153543.

Adding to 51261414 its reverse (41416215), we get a palindrome (92677629).

The spelling of 51261414 in words is "fifty-one million, two hundred sixty-one thousand, four hundred fourteen".