1970349 has 4 divisors (see below), whose sum is σ = 2627136. Its totient is φ = 1313564.

The previous prime is 1970333. The next prime is 1970359. The reversal of 1970349 is 9430791.

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.

It is a cyclic number.

It is not a de Polignac number, because 1970349 - 2⁴ = 1970333 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1970359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328389 + ... + 328394.

It is an arithmetic number, because the mean of its divisors is an integer number (656784).

2^1970349 is an apocalyptic number.

It is an amenable number.

1970349 is a deficient number, since it is larger than the sum of its proper divisors (656787).

1970349 is an equidigital number, since it uses as much as digits as its factorization.

1970349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656786.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 1970349 is about 1403.6912053582. The cubic root of 1970349 is about 125.3663704657.

The spelling of 1970349 in words is "one million, nine hundred seventy thousand, three hundred forty-nine".