51411926 has 4 divisors (see below), whose sum is σ = 77117892. Its totient is φ = 25705962.

The previous prime is 51411917. The next prime is 51411931. The reversal of 51411926 is 62911415.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×51411926² = 5286372270058952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12852980 + ... + 12852983.

It is an arithmetic number, because the mean of its divisors is an integer number (19279473).

Almost surely, 2^51411926 is an apocalyptic number.

51411926 is a deficient number, since it is larger than the sum of its proper divisors (25705966).

51411926 is a wasteful number, since it uses less digits than its factorization.

51411926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25705965.

The product of its digits is 2160, while the sum is 29.

The square root of 51411926 is about 7170.2110150260. The cubic root of 51411926 is about 371.8387313074.

The spelling of 51411926 in words is "fifty-one million, four hundred eleven thousand, nine hundred twenty-six".