1973247 has 16 divisors (see below), whose sum is σ = 2799840. Its totient is φ = 1233792.

The previous prime is 1973233. The next prime is 1973261. The reversal of 1973247 is 7423791.

It is an interprime number because it is at equal distance from previous prime (1973233) and next prime (1973261).

It is not a de Polignac number, because 1973247 - 2¹¹ = 1971199 is a prime.

1973247 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1973287) 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, 2913 + ... + 3525.

It is an arithmetic number, because the mean of its divisors is an integer number (174990).

2^1973247 is an apocalyptic number.

1973247 is a deficient number, since it is larger than the sum of its proper divisors (826593).

1973247 is a wasteful number, since it uses less digits than its factorization.

1973247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682.

The product of its digits is 10584, while the sum is 33.

The square root of 1973247 is about 1404.7231043875. The cubic root of 1973247 is about 125.4278035361.

The spelling of 1973247 in words is "one million, nine hundred seventy-three thousand, two hundred forty-seven".