1071634 has 8 divisors (see below), whose sum is σ = 1612800. Its totient is φ = 534036.

The previous prime is 1071601. The next prime is 1071641. The reversal of 1071634 is 4361701.

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

It is a super-2 number, since 2×1071634² = 2296798859912, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67 + ... + 1465.

It is an arithmetic number, because the mean of its divisors is an integer number (201600).

2^1071634 is an apocalyptic number.

1071634 is a deficient number, since it is larger than the sum of its proper divisors (541166).

1071634 is a wasteful number, since it uses less digits than its factorization.

1071634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1071634 is about 1035.1975656849. The cubic root of 1071634 is about 102.3329501861.

The spelling of 1071634 in words is "one million, seventy-one thousand, six hundred thirty-four".