3898526965 has 8 divisors (see below), whose sum is σ = 4679146368. Its totient is φ = 3118212240.

The previous prime is 3898526911. The next prime is 3898526971. The reversal of 3898526965 is 5696258983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3898526965 - 2⁹ = 3898526453 is a prime.

It is a super-2 number, since 2×3898526965² = 30397024993664222450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 47001 + ... + 100030.

It is an arithmetic number, because the mean of its divisors is an integer number (584893296).

Almost surely, 2^3898526965 is an apocalyptic number.

It is an amenable number.

3898526965 is a deficient number, since it is larger than the sum of its proper divisors (780619403).

3898526965 is a wasteful number, since it uses less digits than its factorization.

3898526965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152339.

The product of its digits is 27993600, while the sum is 61.

The square root of 3898526965 is about 62438.1851513959. The cubic root of 3898526965 is about 1573.8627167338.

The spelling of 3898526965 in words is "three billion, eight hundred ninety-eight million, five hundred twenty-six thousand, nine hundred sixty-five".