402025552 has 20 divisors (see below), whose sum is σ = 779369760. Its totient is φ = 200897888.

The previous prime is 402025543. The next prime is 402025553. The reversal of 402025552 is 255520204.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402025553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26463 + ... + 38785.

It is an arithmetic number, because the mean of its divisors is an integer number (38968488).

Almost surely, 2^402025552 is an apocalyptic number.

It is an amenable number.

402025552 is a deficient number, since it is larger than the sum of its proper divisors (377344208).

402025552 is a wasteful number, since it uses less digits than its factorization.

402025552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14370 (or 14364 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 402025552 is about 20050.5748546020. The cubic root of 402025552 is about 738.0479058607.

Adding to 402025552 its reverse (255520204), we get a palindrome (657545756).

It can be divided in two parts, 40202 and 5552, that added together give a palindrome (45754).

The spelling of 402025552 in words is "four hundred two million, twenty-five thousand, five hundred fifty-two".