1971034 has 24 divisors (see below), whose sum is σ = 3339252. Its totient is φ = 866880.

The previous prime is 1971029. The next prime is 1971049. The reversal of 1971034 is 4301791.

It can be written as a sum of positive squares in 2 ways, for example, as 1555009 + 416025 = 1247^2 + 645^2 .

It is a Smith number, since the sum of its digits (25) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45817 + ... + 45859.

2^1971034 is an apocalyptic number.

1971034 is a deficient number, since it is larger than the sum of its proper divisors (1368218).

1971034 is a wasteful number, since it uses less digits than its factorization.

1971034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 1971034 is about 1403.9351836890. The cubic root of 1971034 is about 125.3808968286.

The spelling of 1971034 in words is "one million, nine hundred seventy-one thousand, thirty-four".