3969697610 has 16 divisors (see below), whose sum is σ = 7262595432. Its totient is φ = 1561848000.

The previous prime is 3969697603. The next prime is 3969697619. The reversal of 3969697610 is 167969693.

It can be written as a sum of positive squares in 4 ways, for example, as 3431967889 + 537729721 = 58583^2 + 23189^2 .

It is a super-2 number, since 2×3969697610² = 31516998229679424200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3969697619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3253241 + ... + 3254460.

Almost surely, 2^3969697610 is an apocalyptic number.

3969697610 is a deficient number, since it is larger than the sum of its proper divisors (3292897822).

3969697610 is a wasteful number, since it uses less digits than its factorization.

3969697610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6507769.

The product of its (nonzero) digits is 3306744, while the sum is 56.

The square root of 3969697610 is about 63005.5363440388. The cubic root of 3969697610 is about 1583.3823830665.

The spelling of 3969697610 in words is "three billion, nine hundred sixty-nine million, six hundred ninety-seven thousand, six hundred ten".