2961407 has 4 divisors (see below), whose sum is σ = 2972376. Its totient is φ = 2950440.

The previous prime is 2961377. The next prime is 2961433. The reversal of 2961407 is 7041692.

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

It is a cyclic number.

It is not a de Polignac number, because 2961407 - 2²⁰ = 1912831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2961407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2961437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5069 + ... + 5622.

It is an arithmetic number, because the mean of its divisors is an integer number (743094).

2^2961407 is an apocalyptic number.

2961407 is a deficient number, since it is larger than the sum of its proper divisors (10969).

2961407 is a wasteful number, since it uses less digits than its factorization.

2961407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10968.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2961407 is about 1720.8739058978. The cubic root of 2961407 is about 143.6038332789.

The spelling of 2961407 in words is "two million, nine hundred sixty-one thousand, four hundred seven".