1550056 has 8 divisors (see below), whose sum is σ = 2906370. Its totient is φ = 775024.

The previous prime is 1550053. The next prime is 1550069. The reversal of 1550056 is 6500551.

It can be written as a sum of positive squares in only one way, i.e., 1416100 + 133956 = 1190^2 + 366^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1550051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96871 + ... + 96886.

2^1550056 is an apocalyptic number.

It is an amenable number.

1550056 is a deficient number, since it is larger than the sum of its proper divisors (1356314).

1550056 is a wasteful number, since it uses less digits than its factorization.

1550056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193763 (or 193759 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 1550056 is about 1245.0124497369. The cubic root of 1550056 is about 115.7308464406.

The spelling of 1550056 in words is "one million, five hundred fifty thousand, fifty-six".