3491869953 has 32 divisors (see below), whose sum is σ = 5512937472. Its totient is φ = 1938081600.

The previous prime is 3491869933. The next prime is 3491869973. The reversal of 3491869953 is 3599681943.

It is an interprime number because it is at equal distance from previous prime (3491869933) and next prime (3491869973).

It is not a de Polignac number, because 3491869953 - 2⁸ = 3491869697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3491869893 and 3491869902.

It is not an unprimeable number, because it can be changed into a prime (3491869933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22438 + ... + 86528.

It is an arithmetic number, because the mean of its divisors is an integer number (172279296).

Almost surely, 2^3491869953 is an apocalyptic number.

3491869953 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3491869953 is a deficient number, since it is larger than the sum of its proper divisors (2021067519).

3491869953 is a wasteful number, since it uses less digits than its factorization.

3491869953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64245.

The product of its digits is 6298560, while the sum is 57.

The square root of 3491869953 is about 59092.0464445089. The cubic root of 3491869953 is about 1517.1179739787.

The spelling of 3491869953 in words is "three billion, four hundred ninety-one million, eight hundred sixty-nine thousand, nine hundred fifty-three".