440038699 has 2 divisors, whose sum is σ = 440038700. Its totient is φ = 440038698.

The previous prime is 440038673. The next prime is 440038717. The reversal of 440038699 is 996830044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440038699 - 2¹¹ = 440036651 is a prime.

It is a super-2 number, since 2×440038699² = 387268113235225202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (440038639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220019349 + 220019350.

It is an arithmetic number, because the mean of its divisors is an integer number (220019350).

Almost surely, 2^440038699 is an apocalyptic number.

440038699 is a deficient number, since it is larger than the sum of its proper divisors (1).

440038699 is an equidigital number, since it uses as much as digits as its factorization.

440038699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 440038699 is about 20977.0993943395. The cubic root of 440038699 is about 760.6127900527.

The spelling of 440038699 in words is "four hundred forty million, thirty-eight thousand, six hundred ninety-nine".