5630389 has 4 divisors (see below), whose sum is σ = 5659756. Its totient is φ = 5601024.

The previous prime is 5630381. The next prime is 5630411. The reversal of 5630389 is 9830365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 864900 + 4765489 = 930^2 + 2183^2 .

It is a cyclic number.

It is not a de Polignac number, because 5630389 - 2³ = 5630381 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

5630389 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5630381) 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, 14394 + ... + 14779.

It is an arithmetic number, because the mean of its divisors is an integer number (1414939).

Almost surely, 2^5630389 is an apocalyptic number.

It is an amenable number.

5630389 is a deficient number, since it is larger than the sum of its proper divisors (29367).

5630389 is a wasteful number, since it uses less digits than its factorization.

5630389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29366.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 5630389 is about 2372.8440741018. The cubic root of 5630389 is about 177.9014414615.

The spelling of 5630389 in words is "five million, six hundred thirty thousand, three hundred eighty-nine".