440242402 has 8 divisors (see below), whose sum is σ = 689075136. Its totient is φ = 210550692.

The previous prime is 440242349. The next prime is 440242423. The reversal of 440242402 is 204242044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4785198 + ... + 4785289.

It is an arithmetic number, because the mean of its divisors is an integer number (86134392).

Almost surely, 2^440242402 is an apocalyptic number.

440242402 is a deficient number, since it is larger than the sum of its proper divisors (248832734).

440242402 is a wasteful number, since it uses less digits than its factorization.

440242402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9570512.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 440242402 is about 20981.9541987871. The cubic root of 440242402 is about 760.7301397354.

Adding to 440242402 its reverse (204242044), we get a palindrome (644484446).

The spelling of 440242402 in words is "four hundred forty million, two hundred forty-two thousand, four hundred two".