51433652 has 6 divisors (see below), whose sum is σ = 90008898. Its totient is φ = 25716824.

The previous prime is 51433643. The next prime is 51433693. The reversal of 51433652 is 25633415.

It can be written as a sum of positive squares in only one way, i.e., 50751376 + 682276 = 7124^2 + 826^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6429203 + ... + 6429210.

It is an arithmetic number, because the mean of its divisors is an integer number (15001483).

Almost surely, 2^51433652 is an apocalyptic number.

It is an amenable number.

51433652 is a deficient number, since it is larger than the sum of its proper divisors (38575246).

51433652 is a wasteful number, since it uses less digits than its factorization.

51433652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12858417 (or 12858415 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 51433652 is about 7171.7258731773. The cubic root of 51433652 is about 371.8911019744.

The spelling of 51433652 in words is "fifty-one million, four hundred thirty-three thousand, six hundred fifty-two".