51612336 has 80 divisors (see below), whose sum is σ = 152197600. Its totient is φ = 16733952.

The previous prime is 51612329. The next prime is 51612343. The reversal of 51612336 is 63321615.

51612336 = T₈₅ + T₈₆ + ... + T₆₇₆.

It is an interprime number because it is at equal distance from previous prime (51612329) and next prime (51612343).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14370 + ... + 17598.

It is an arithmetic number, because the mean of its divisors is an integer number (1902470).

Almost surely, 2^51612336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51612336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76098800).

51612336 is an abundant number, since it is smaller than the sum of its proper divisors (100585264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51612336 is a wasteful number, since it uses less digits than its factorization.

51612336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283 (or 3271 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 51612336 is about 7184.1726037171. The cubic root of 51612336 is about 372.3212625374.

The spelling of 51612336 in words is "fifty-one million, six hundred twelve thousand, three hundred thirty-six".