2961617 has 4 divisors (see below), whose sum is σ = 2987940. Its totient is φ = 2935296.

The previous prime is 2961613. The next prime is 2961619. The reversal of 2961617 is 7161692.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 430336 + 2531281 = 656^2 + 1591^2 .

It is a cyclic number.

It is not a de Polignac number, because 2961617 - 2² = 2961613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2961613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12992 + ... + 13217.

It is an arithmetic number, because the mean of its divisors is an integer number (746985).

2^2961617 is an apocalyptic number.

It is an amenable number.

2961617 is a deficient number, since it is larger than the sum of its proper divisors (26323).

2961617 is a wasteful number, since it uses less digits than its factorization.

2961617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26322.

The product of its digits is 4536, while the sum is 32.

The square root of 2961617 is about 1720.9349203267. The cubic root of 2961617 is about 143.6072276217.

The spelling of 2961617 in words is "two million, nine hundred sixty-one thousand, six hundred seventeen".