563620402 has 4 divisors (see below), whose sum is σ = 845430606. Its totient is φ = 281810200.

The previous prime is 563620339. The next prime is 563620433. The reversal of 563620402 is 204026365.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204026365 = 5 ⋅40805273.

It can be written as a sum of positive squares in only one way, i.e., 542377521 + 21242881 = 23289^2 + 4609^2 .

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 as a sum of consecutive naturals, namely, 140905099 + ... + 140905102.

Almost surely, 2^563620402 is an apocalyptic number.

563620402 is a deficient number, since it is larger than the sum of its proper divisors (281810204).

563620402 is a wasteful number, since it uses less digits than its factorization.

563620402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281810203.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 563620402 is about 23740.6908492571. The cubic root of 563620402 is about 826.0295207220.

Adding to 563620402 its reverse (204026365), we get a palindrome (767646767).

The spelling of 563620402 in words is "five hundred sixty-three million, six hundred twenty thousand, four hundred two".