3998950703 has 16 divisors (see below), whose sum is σ = 4490180352. Its totient is φ = 3529848000.

The previous prime is 3998950661. The next prime is 3998950733. The reversal of 3998950703 is 3070598993.

It is a cyclic number.

It is not a de Polignac number, because 3998950703 - 2¹² = 3998946607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3998950733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74150 + ... + 116172.

It is an arithmetic number, because the mean of its divisors is an integer number (280636272).

Almost surely, 2^3998950703 is an apocalyptic number.

3998950703 is a deficient number, since it is larger than the sum of its proper divisors (491229649).

3998950703 is a wasteful number, since it uses less digits than its factorization.

3998950703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42286.

The product of its (nonzero) digits is 1837080, while the sum is 53.

The square root of 3998950703 is about 63237.2572381187. The cubic root of 3998950703 is about 1587.2622352324.

The spelling of 3998950703 in words is "three billion, nine hundred ninety-eight million, nine hundred fifty thousand, seven hundred three".