403612452 has 18 divisors (see below), whose sum is σ = 1020242678. Its totient is φ = 134537472.

The previous prime is 403612439. The next prime is 403612499. The reversal of 403612452 is 254216304.

403612452 is a `hidden beast` number, since 4 + 0 + 3 + 612 + 45 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 324864576 + 78747876 = 18024^2 + 8874^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×403612452² = 325806022818904608, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5605693 + ... + 5605764.

Almost surely, 2^403612452 is an apocalyptic number.

It is an amenable number.

403612452 is an abundant number, since it is smaller than the sum of its proper divisors (616630226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

403612452 is a wasteful number, since it uses less digits than its factorization.

403612452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11211467 (or 11211462 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 403612452 is about 20090.1083123014. The cubic root of 403612452 is about 739.0177203122.

Adding to 403612452 its reverse (254216304), we get a palindrome (657828756).

The spelling of 403612452 in words is "four hundred three million, six hundred twelve thousand, four hundred fifty-two".