440670014 has 4 divisors (see below), whose sum is σ = 661005024. Its totient is φ = 220335006.

The previous prime is 440670007. The next prime is 440670023. The reversal of 440670014 is 410076044.

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

It is a super-2 number, since 2×440670014² = 388380122477520392, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110167502 + ... + 110167505.

It is an arithmetic number, because the mean of its divisors is an integer number (165251256).

Almost surely, 2^440670014 is an apocalyptic number.

440670014 is a deficient number, since it is larger than the sum of its proper divisors (220335010).

440670014 is a wasteful number, since it uses less digits than its factorization.

440670014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220335009.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 440670014 is about 20992.1417201771. The cubic root of 440670014 is about 760.9763617185.

The spelling of 440670014 in words is "four hundred forty million, six hundred seventy thousand, fourteen".