2037961 has 4 divisors (see below), whose sum is σ = 2126592. Its totient is φ = 1949332.

The previous prime is 2037911. The next prime is 2037979. The reversal of 2037961 is 1697302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1697302 = 2 ⋅848651.

It is a cyclic number.

It is not a de Polignac number, because 2037961 - 2⁹ = 2037449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2037911) 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 3 ways as a sum of consecutive naturals, for example, 44281 + ... + 44326.

It is an arithmetic number, because the mean of its divisors is an integer number (531648).

2^2037961 is an apocalyptic number.

It is an amenable number.

2037961 is a deficient number, since it is larger than the sum of its proper divisors (88631).

2037961 is an equidigital number, since it uses as much as digits as its factorization.

2037961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88630.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2037961 is about 1427.5717144858. The cubic root of 2037961 is about 126.7842452404.

The spelling of 2037961 in words is "two million, thirty-seven thousand, nine hundred sixty-one".