1970506 has 4 divisors (see below), whose sum is σ = 2955762. Its totient is φ = 985252.

The previous prime is 1970491. The next prime is 1970513. The reversal of 1970506 is 6050791.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1798281 + 172225 = 1341^2 + 415^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492625 + ... + 492628.

2^1970506 is an apocalyptic number.

1970506 is a deficient number, since it is larger than the sum of its proper divisors (985256).

1970506 is an equidigital number, since it uses as much as digits as its factorization.

1970506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985255.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 1970506 is about 1403.7471282250. The cubic root of 1970506 is about 125.3697001630.

The spelling of 1970506 in words is "one million, nine hundred seventy thousand, five hundred six".