5663402 has 4 divisors (see below), whose sum is σ = 8495106. Its totient is φ = 2831700.

The previous prime is 5663393. The next prime is 5663407. The reversal of 5663402 is 2043665.

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

It can be written as a sum of positive squares in only one way, i.e., 4583881 + 1079521 = 2141^2 + 1039^2 .

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (5663407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415849 + ... + 1415852.

Almost surely, 2^5663402 is an apocalyptic number.

5663402 is a deficient number, since it is larger than the sum of its proper divisors (2831704).

5663402 is a wasteful number, since it uses less digits than its factorization.

5663402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831703.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 5663402 is about 2379.7903268986. The cubic root of 5663402 is about 178.2484641929.

The spelling of 5663402 in words is "five million, six hundred sixty-three thousand, four hundred two".