4013997308 has 6 divisors (see below), whose sum is σ = 7024495296. Its totient is φ = 2006998652.

The previous prime is 4013997307. The next prime is 4013997319. The reversal of 4013997308 is 8037993104.

It is a happy number.

It is a super-2 number, since 2×4013997308² = 32224348777262493728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013997307) 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 as a sum of consecutive naturals, namely, 501749660 + ... + 501749667.

It is an arithmetic number, because the mean of its divisors is an integer number (1170749216).

Almost surely, 2^4013997308 is an apocalyptic number.

It is an amenable number.

4013997308 is a deficient number, since it is larger than the sum of its proper divisors (3010497988).

4013997308 is a wasteful number, since it uses less digits than its factorization.

4013997308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003499331 (or 1003499329 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 4013997308 is about 63356.1150008427. The cubic root of 4013997308 is about 1589.2505081458.

The spelling of 4013997308 in words is "four billion, thirteen million, nine hundred ninety-seven thousand, three hundred eight".