57006632 has 8 divisors (see below), whose sum is σ = 106887450. Its totient is φ = 28503312.

The previous prime is 57006601. The next prime is 57006647. The reversal of 57006632 is 23660075.

57006632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 56942116 + 64516 = 7546^2 + 254^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 57006595 and 57006604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3562907 + ... + 3562922.

Almost surely, 2^57006632 is an apocalyptic number.

It is an amenable number.

57006632 is a deficient number, since it is larger than the sum of its proper divisors (49880818).

57006632 is a wasteful number, since it uses less digits than its factorization.

57006632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125835 (or 7125831 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 57006632 is about 7550.2736374253. The cubic root of 57006632 is about 384.8650384316.

The spelling of 57006632 in words is "fifty-seven million, six thousand, six hundred thirty-two".