2223023402 has 4 divisors (see below), whose sum is σ = 3334535106. Its totient is φ = 1111511700.

The previous prime is 2223023401. The next prime is 2223023443. The reversal of 2223023402 is 2043203222.

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., 2214549481 + 8473921 = 47059^2 + 2911^2 .

It is not an unprimeable number, because it can be changed into a prime (2223023401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555755849 + ... + 555755852.

Almost surely, 2^2223023402 is an apocalyptic number.

2223023402 is a deficient number, since it is larger than the sum of its proper divisors (1111511704).

2223023402 is a wasteful number, since it uses less digits than its factorization.

2223023402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111511703.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2223023402 is about 47148.9491081190. The cubic root of 2223023402 is about 1305.1126871859.

Adding to 2223023402 its reverse (2043203222), we get a palindrome (4266226624).

The spelling of 2223023402 in words is "two billion, two hundred twenty-three million, twenty-three thousand, four hundred two".