1057206 has 8 divisors (see below), whose sum is σ = 2114424. Its totient is φ = 352400.

The previous prime is 1057183. The next prime is 1057219. The reversal of 1057206 is 6027501.

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

1057206 is an admirable number.

It is a super-2 number, since 2×1057206² = 2235369052872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88095 + ... + 88106.

It is an arithmetic number, because the mean of its divisors is an integer number (264303).

2^1057206 is an apocalyptic number.

1057206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1057206 is a wasteful number, since it uses less digits than its factorization.

1057206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176206.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 1057206 is about 1028.2052324317. The cubic root of 1057206 is about 101.8716185662.

The spelling of 1057206 in words is "one million, fifty-seven thousand, two hundred six".