51433552 has 40 divisors (see below), whose sum is σ = 103042016. Its totient is φ = 24852096.

The previous prime is 51433549. The next prime is 51433601. The reversal of 51433552 is 25533415.

It is a self number, because there is not a number n which added to its sum of digits gives 51433552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167383 + ... + 167689.

Almost surely, 2^51433552 is an apocalyptic number.

It is an amenable number.

51433552 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

51433552 is a wasteful number, since it uses less digits than its factorization.

51433552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 629 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 51433552 is about 7171.7189013513. The cubic root of 51433552 is about 371.8908609576.

Adding to 51433552 its reverse (25533415), we get a palindrome (76966967).

The spelling of 51433552 in words is "fifty-one million, four hundred thirty-three thousand, five hundred fifty-two".