3835417949 has 6 divisors (see below), whose sum is σ = 4215790110. Its totient is φ = 3486743480.

The previous prime is 3835417913. The next prime is 3835417961. The reversal of 3835417949 is 9497145383.

It can be written as a sum of positive squares in only one way, i.e., 2275957849 + 1559460100 = 47707^2 + 39490^2 .

It is not a de Polignac number, because 3835417949 - 2²⁰ = 3834369373 is a prime.

It is a super-2 number, since 2×3835417949² = 29420861687022733202, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3835417949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3835417909) 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 5 ways as a sum of consecutive naturals, for example, 15848714 + ... + 15848955.

It is an arithmetic number, because the mean of its divisors is an integer number (702631685).

Almost surely, 2^3835417949 is an apocalyptic number.

It is an amenable number.

3835417949 is a deficient number, since it is larger than the sum of its proper divisors (380372161).

3835417949 is a wasteful number, since it uses less digits than its factorization.

3835417949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31697691 (or 31697680 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 53.

The square root of 3835417949 is about 61930.7512387828. The cubic root of 3835417949 is about 1565.3239570659.

The spelling of 3835417949 in words is "three billion, eight hundred thirty-five million, four hundred seventeen thousand, nine hundred forty-nine".