1970626 has 8 divisors (see below), whose sum is σ = 3378240. Its totient is φ = 844548.

The previous prime is 1970621. The next prime is 1970627. The reversal of 1970626 is 6260791.

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1970621) 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, 70366 + ... + 70393.

It is an arithmetic number, because the mean of its divisors is an integer number (422280).

2^1970626 is an apocalyptic number.

1970626 is a deficient number, since it is larger than the sum of its proper divisors (1407614).

1970626 is a wasteful number, since it uses less digits than its factorization.

1970626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140768.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 1970626 is about 1403.7898703154. The cubic root of 1970626 is about 125.3722450353.

The spelling of 1970626 in words is "one million, nine hundred seventy thousand, six hundred twenty-six".