1971274 has 16 divisors (see below), whose sum is σ = 3074688. Its totient is φ = 947232.

The previous prime is 1971253. The next prime is 1971289. The reversal of 1971274 is 4721791.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6142 + ... + 6454.

It is an arithmetic number, because the mean of its divisors is an integer number (192168).

2^1971274 is an apocalyptic number.

1971274 is a deficient number, since it is larger than the sum of its proper divisors (1103414).

1971274 is a wasteful number, since it uses less digits than its factorization.

1971274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429.

The product of its digits is 3528, while the sum is 31.

The square root of 1971274 is about 1404.0206551187. The cubic root of 1971274 is about 125.3859855610.

The spelling of 1971274 in words is "one million, nine hundred seventy-one thousand, two hundred seventy-four".