401552 has 10 divisors (see below), whose sum is σ = 778038. Its totient is φ = 200768.

The previous prime is 401551. The next prime is 401567. The reversal of 401552 is 255104.

It can be written as a sum of positive squares in only one way, i.e., 309136 + 92416 = 556^2 + 304^2 .

It is a super-2 number, since 2×401552² = 322488017408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401552.

It is not an unprimeable number, because it can be changed into a prime (401551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12533 + ... + 12564.

2⁴⁰¹⁵⁵² is an apocalyptic number.

It is an amenable number.

401552 is a deficient number, since it is larger than the sum of its proper divisors (376486).

401552 is a wasteful number, since it uses less digits than its factorization.

401552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25105 (or 25099 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 401552 is about 633.6813079143. The cubic root of 401552 is about 73.7758006061.

Adding to 401552 its reverse (255104), we get a palindrome (656656).

The spelling of 401552 in words is "four hundred one thousand, five hundred fifty-two".