51133352 has 8 divisors (see below), whose sum is σ = 95875050. Its totient is φ = 25566672.

The previous prime is 51133343. The next prime is 51133367. The reversal of 51133352 is 25333115.

It can be written as a sum of positive squares in only one way, i.e., 45778756 + 5354596 = 6766^2 + 2314^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×51133352² = 5229239373511808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3195827 + ... + 3195842.

Almost surely, 2^51133352 is an apocalyptic number.

It is an amenable number.

51133352 is a deficient number, since it is larger than the sum of its proper divisors (44741698).

51133352 is a wasteful number, since it uses less digits than its factorization.

51133352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6391675 (or 6391671 counting only the distinct ones).

The product of its digits is 1350, while the sum is 23.

The square root of 51133352 is about 7150.7588408504. The cubic root of 51133352 is about 371.1659155746.

Adding to 51133352 its reverse (25333115), we get a palindrome (76466467).

The spelling of 51133352 in words is "fifty-one million, one hundred thirty-three thousand, three hundred fifty-two".