51190436 has 24 divisors (see below), whose sum is σ = 98703360. Its totient is φ = 23036000.

The previous prime is 51190429. The next prime is 51190439. The reversal of 51190436 is 63409115.

It is a junction number, because it is equal to n+sod(n) for n = 51190399 and 51190408.

It is not an unprimeable number, because it can be changed into a prime (51190439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316 + ... + 10203.

It is an arithmetic number, because the mean of its divisors is an integer number (4112640).

Almost surely, 2^51190436 is an apocalyptic number.

It is an amenable number.

51190436 is a deficient number, since it is larger than the sum of its proper divisors (47512924).

51190436 is a wasteful number, since it uses less digits than its factorization.

51190436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11635 (or 11633 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 51190436 is about 7154.7491919703. The cubic root of 51190436 is about 371.3039843349.

The spelling of 51190436 in words is "fifty-one million, one hundred ninety thousand, four hundred thirty-six".