3513861 has 40 divisors (see below), whose sum is σ = 5854464. Its totient is φ = 2086560.

The previous prime is 3513859. The next prime is 3513877. The reversal of 3513861 is 1683153.

3513861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3513861 - 2¹ = 3513859 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

3513861 is a modest number, since divided by 3861 gives 351 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3513821) 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 39 ways as a sum of consecutive naturals, for example, 49456 + ... + 49526.

Almost surely, 2^3513861 is an apocalyptic number.

It is an amenable number.

3513861 is a deficient number, since it is larger than the sum of its proper divisors (2340603).

3513861 is a wasteful number, since it uses less digits than its factorization.

3513861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 134 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 3513861 is about 1874.5295409782. The cubic root of 3513861 is about 152.0296139207.

The spelling of 3513861 in words is "three million, five hundred thirteen thousand, eight hundred sixty-one".