1970799 has 8 divisors (see below), whose sum is σ = 2636592. Its totient is φ = 1309440.

The previous prime is 1970791. The next prime is 1970809. The reversal of 1970799 is 9970791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1970799 - 2³ = 1970791 is a prime.

1970799 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1970799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1970791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129 + ... + 1989.

It is an arithmetic number, because the mean of its divisors is an integer number (329574).

2^1970799 is an apocalyptic number.

1970799 is a deficient number, since it is larger than the sum of its proper divisors (665793).

1970799 is a wasteful number, since it uses less digits than its factorization.

1970799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217.

The product of its (nonzero) digits is 35721, while the sum is 42.

The square root of 1970799 is about 1403.8514878718. The cubic root of 1970799 is about 125.3759137111.

The spelling of 1970799 in words is "one million, nine hundred seventy thousand, seven hundred ninety-nine".