51126406 has 16 divisors (see below), whose sum is σ = 77868000. Its totient is φ = 25172928.

The previous prime is 51126389. The next prime is 51126421. The reversal of 51126406 is 60462115.

It is a super-2 number, since 2×51126406² = 5227818780953672, 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 in 7 ways as a sum of consecutive naturals, for example, 61711 + ... + 62533.

It is an arithmetic number, because the mean of its divisors is an integer number (4866750).

Almost surely, 2^51126406 is an apocalyptic number.

51126406 is a deficient number, since it is larger than the sum of its proper divisors (26741594).

51126406 is a wasteful number, since it uses less digits than its factorization.

51126406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 51126406 is about 7150.2731416359. The cubic root of 51126406 is about 371.1491083108.

The spelling of 51126406 in words is "fifty-one million, one hundred twenty-six thousand, four hundred six".