51346636 has 12 divisors (see below), whose sum is σ = 98025480. Its totient is φ = 23339360.

The previous prime is 51346627. The next prime is 51346643. The reversal of 51346636 is 63664315.

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, 583441 + ... + 583528.

It is an arithmetic number, because the mean of its divisors is an integer number (8168790).

Almost surely, 2^51346636 is an apocalyptic number.

It is an amenable number.

51346636 is a deficient number, since it is larger than the sum of its proper divisors (46678844).

51346636 is a wasteful number, since it uses less digits than its factorization.

51346636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166984 (or 1166982 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 51346636 is about 7165.6567040293. The cubic root of 51346636 is about 371.6812604841.

The spelling of 51346636 in words is "fifty-one million, three hundred forty-six thousand, six hundred thirty-six".