1948937 has 2 divisors, whose sum is σ = 1948938. Its totient is φ = 1948936.

The previous prime is 1948927. The next prime is 1948981. The reversal of 1948937 is 7398491.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1948816 + 121 = 1396^2 + 11^2 .

It is a cyclic number.

It is not a de Polignac number, because 1948937 - 2¹² = 1944841 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1948894 and 1948903.

It is not a weakly prime, because it can be changed into another prime (1948907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 974468 + 974469.

It is an arithmetic number, because the mean of its divisors is an integer number (974469).

2^1948937 is an apocalyptic number.

It is an amenable number.

1948937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1948937 is an equidigital number, since it uses as much as digits as its factorization.

1948937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 1948937 is about 1396.0433374362. The cubic root of 1948937 is about 124.9105920650.

The spelling of 1948937 in words is "one million, nine hundred forty-eight thousand, nine hundred thirty-seven".