1057330 has 8 divisors (see below), whose sum is σ = 1903212. Its totient is φ = 422928.

The previous prime is 1057307. The next prime is 1057361. The reversal of 1057330 is 337501.

It can be written as a sum of positive squares in 2 ways, for example, as 1054729 + 2601 = 1027^2 + 51^2 .

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

It is a super-2 number, since 2×1057330² = 2235893457800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057298 and 1057307.

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, 52857 + ... + 52876.

2^1057330 is an apocalyptic number.

1057330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1057330 is a deficient number, since it is larger than the sum of its proper divisors (845882).

1057330 is a wasteful number, since it uses less digits than its factorization.

1057330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105740.

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 1057330 is about 1028.2655299095. The cubic root of 1057330 is about 101.8756012611.

The spelling of 1057330 in words is "one million, fifty-seven thousand, three hundred thirty".