51433532 has 36 divisors (see below), whose sum is σ = 97395480. Its totient is φ = 23692032.

The previous prime is 51433489. The next prime is 51433541. The reversal of 51433532 is 23533415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 455108 + ... + 455220.

It is an arithmetic number, because the mean of its divisors is an integer number (2705430).

Almost surely, 2^51433532 is an apocalyptic number.

It is an amenable number.

51433532 is a deficient number, since it is larger than the sum of its proper divisors (45961948).

51433532 is a wasteful number, since it uses less digits than its factorization.

51433532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 187 counting only the distinct ones).

The product of its digits is 5400, while the sum is 26.

The square root of 51433532 is about 7171.7175069853. The cubic root of 51433532 is about 371.8908127542.

Adding to 51433532 its reverse (23533415), we get a palindrome (74966947).

The spelling of 51433532 in words is "fifty-one million, four hundred thirty-three thousand, five hundred thirty-two".