5961861 has 12 divisors (see below), whose sum is σ = 8740992. Its totient is φ = 3914856.

The previous prime is 5961859. The next prime is 5961863. The reversal of 5961861 is 1681695.

5961861 is a `hidden beast` number, since 596 + 1 + 8 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (5961859) and next prime (5961863).

It is not a de Polignac number, because 5961861 - 2¹ = 5961859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5961863) 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, 4341 + ... + 5546.

It is an arithmetic number, because the mean of its divisors is an integer number (728416).

Almost surely, 2^5961861 is an apocalyptic number.

It is an amenable number.

5961861 is a deficient number, since it is larger than the sum of its proper divisors (2779131).

5961861 is a wasteful number, since it uses less digits than its factorization.

5961861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9960 (or 9957 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 5961861 is about 2441.6922410492. The cubic root of 5961861 is about 181.3262230337.

The spelling of 5961861 in words is "five million, nine hundred sixty-one thousand, eight hundred sixty-one".