4409402402 has 4 divisors (see below), whose sum is σ = 6614103606. Its totient is φ = 2204701200.

The previous prime is 4409402377. The next prime is 4409402419. The reversal of 4409402402 is 2042049044.

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., 4322931001 + 86471401 = 65749^2 + 9299^2 .

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, 1102350599 + ... + 1102350602.

Almost surely, 2^4409402402 is an apocalyptic number.

4409402402 is a deficient number, since it is larger than the sum of its proper divisors (2204701204).

4409402402 is a wasteful number, since it uses less digits than its factorization.

4409402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204701203.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 4409402402 is about 66403.3312567977. The cubic root of 4409402402 is about 1639.8089210753.

The spelling of 4409402402 in words is "four billion, four hundred nine million, four hundred two thousand, four hundred two".