2007949 has 2 divisors, whose sum is σ = 2007950. Its totient is φ = 2007948.

The previous prime is 2007919. The next prime is 2007959. The reversal of 2007949 is 9497002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1170724 + 837225 = 1082^2 + 915^2 .

It is a cyclic number.

It is not a de Polignac number, because 2007949 - 2⁵ = 2007917 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2007949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2007919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003974 + 1003975.

It is an arithmetic number, because the mean of its divisors is an integer number (1003975).

2^2007949 is an apocalyptic number.

It is an amenable number.

2007949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2007949 is an equidigital number, since it uses as much as digits as its factorization.

2007949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2007949 is about 1417.0211713309. The cubic root of 2007949 is about 126.1588028777.

The spelling of 2007949 in words is "two million, seven thousand, nine hundred forty-nine".