2961399 has 16 divisors (see below), whose sum is σ = 4659200. Its totient is φ = 1637280.

The previous prime is 2961377. The next prime is 2961433. The reversal of 2961399 is 9931692.

It is a happy number.

It is not a de Polignac number, because 2961399 - 2⁷ = 2961271 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2961499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1624 + ... + 2925.

It is an arithmetic number, because the mean of its divisors is an integer number (291200).

2^2961399 is an apocalyptic number.

2961399 is a deficient number, since it is larger than the sum of its proper divisors (1697801).

2961399 is a wasteful number, since it uses less digits than its factorization.

2961399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4590.

The product of its digits is 26244, while the sum is 39.

The square root of 2961399 is about 1720.8715814958. The cubic root of 2961399 is about 143.6037039674.

The spelling of 2961399 in words is "two million, nine hundred sixty-one thousand, three hundred ninety-nine".