51126604 has 12 divisors (see below), whose sum is σ = 90358128. Its totient is φ = 25310000.

The previous prime is 51126577. The next prime is 51126611. The reversal of 51126604 is 40662115.

It is a super-2 number, since 2×51126604² = 5227859273145632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62872 + ... + 63679.

It is an arithmetic number, because the mean of its divisors is an integer number (7529844).

Almost surely, 2^51126604 is an apocalyptic number.

It is an amenable number.

51126604 is a deficient number, since it is larger than the sum of its proper divisors (39231524).

51126604 is a wasteful number, since it uses less digits than its factorization.

51126604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126656 (or 126654 counting only the distinct ones).

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

The square root of 51126604 is about 7150.2869872474. The cubic root of 51126604 is about 371.1495874333.

Adding to 51126604 its reverse (40662115), we get a palindrome (91788719).

The spelling of 51126604 in words is "fifty-one million, one hundred twenty-six thousand, six hundred four".