54311632 has 10 divisors (see below), whose sum is σ = 105228818. Its totient is φ = 27155808.

The previous prime is 54311629. The next prime is 54311669. The reversal of 54311632 is 23611345.

It can be written as a sum of positive squares in only one way, i.e., 39992976 + 14318656 = 6324^2 + 3784^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54311597 and 54311606.

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, 1697223 + ... + 1697254.

Almost surely, 2^54311632 is an apocalyptic number.

It is an amenable number.

54311632 is a deficient number, since it is larger than the sum of its proper divisors (50917186).

54311632 is a wasteful number, since it uses less digits than its factorization.

54311632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394485 (or 3394479 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 54311632 is about 7369.6425964900. The cubic root of 54311632 is about 378.7020165262.

Adding to 54311632 its reverse (23611345), we get a palindrome (77922977).

The spelling of 54311632 in words is "fifty-four million, three hundred eleven thousand, six hundred thirty-two".