3491953 has 12 divisors (see below), whose sum is σ = 3909060. Its totient is φ = 3108096.

The previous prime is 3491951. The next prime is 3491963. The reversal of 3491953 is 3591943.

It can be written as a sum of positive squares in 2 ways, for example, as 1620529 + 1871424 = 1273^2 + 1368^2 .

It is not a de Polignac number, because 3491953 - 2¹ = 3491951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3491951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5853 + ... + 6421.

It is an arithmetic number, because the mean of its divisors is an integer number (325755).

Almost surely, 2^3491953 is an apocalyptic number.

It is an amenable number.

3491953 is a deficient number, since it is larger than the sum of its proper divisors (417107).

3491953 is a wasteful number, since it uses less digits than its factorization.

3491953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 605 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 3491953 is about 1868.6768045866. The cubic root of 3491953 is about 151.7130001068.

It can be divided in two parts, 3491 and 953, that added together give a palindrome (4444).

The spelling of 3491953 in words is "three million, four hundred ninety-one thousand, nine hundred fifty-three".