51869926 has 8 divisors (see below), whose sum is σ = 78966360. Its totient is φ = 25547808.

The previous prime is 51869921. The next prime is 51869929. The reversal of 51869926 is 62996815.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51869921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193411 + ... + 193678.

It is an arithmetic number, because the mean of its divisors is an integer number (9870795).

Almost surely, 2^51869926 is an apocalyptic number.

51869926 is a deficient number, since it is larger than the sum of its proper divisors (27096434).

51869926 is a wasteful number, since it uses less digits than its factorization.

51869926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387158.

The product of its digits is 233280, while the sum is 46.

The square root of 51869926 is about 7202.0778946079. The cubic root of 51869926 is about 372.9396361717.

The spelling of 51869926 in words is "fifty-one million, eight hundred sixty-nine thousand, nine hundred twenty-six".