1001552 has 10 divisors (see below), whose sum is σ = 1940538. Its totient is φ = 500768.

The previous prime is 1001551. The next prime is 1001563. The reversal of 1001552 is 2551001.

It can be written as a sum of positive squares in only one way, i.e., 913936 + 87616 = 956^2 + 296^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31283 + ... + 31314.

2^1001552 is an apocalyptic number.

It is an amenable number.

1001552 is a deficient number, since it is larger than the sum of its proper divisors (938986).

1001552 is an equidigital number, since it uses as much as digits as its factorization.

1001552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62605 (or 62599 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 1001552 is about 1000.7756991454. The cubic root of 1001552 is about 100.0517065930.

Adding to 1001552 its reverse (2551001), we get a palindrome (3552553).

The spelling of 1001552 in words is "one million, one thousand, five hundred fifty-two".