1970770 has 8 divisors (see below), whose sum is σ = 3547404. Its totient is φ = 788304.

The previous prime is 1970743. The next prime is 1970783. The reversal of 1970770 is 770791.

It can be written as a sum of positive squares in 2 ways, for example, as 1912689 + 58081 = 1383^2 + 241^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98529 + ... + 98548.

2^1970770 is an apocalyptic number.

1970770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1970770 is a deficient number, since it is larger than the sum of its proper divisors (1576634).

1970770 is a wasteful number, since it uses less digits than its factorization.

1970770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197084.

The product of its (nonzero) digits is 3087, while the sum is 31.

The square root of 1970770 is about 1403.8411591060. The cubic root of 1970770 is about 125.3752987458.

The spelling of 1970770 in words is "one million, nine hundred seventy thousand, seven hundred seventy".