403622652 has 24 divisors (see below), whose sum is σ = 961825536. Its totient is φ = 131678128.

The previous prime is 403622651. The next prime is 403622663. The reversal of 403622652 is 256226304.

It is a super-2 number, since 2×403622652² = 325822490415026208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403622651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357258 + ... + 358385.

It is an arithmetic number, because the mean of its divisors is an integer number (40076064).

Almost surely, 2^403622652 is an apocalyptic number.

It is an amenable number.

403622652 is an abundant number, since it is smaller than the sum of its proper divisors (558202884).

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

403622652 is a wasteful number, since it uses less digits than its factorization.

403622652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715697 (or 715695 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 403622652 is about 20090.3621669695. The cubic root of 403622652 is about 739.0239456877.

Adding to 403622652 its reverse (256226304), we get a palindrome (659848956).

The spelling of 403622652 in words is "four hundred three million, six hundred twenty-two thousand, six hundred fifty-two".