1057006228 has 24 divisors (see below), whose sum is σ = 1861118784. Its totient is φ = 525268800.

The previous prime is 1057006217. The next prime is 1057006243. The reversal of 1057006228 is 8226007501.

It is a super-2 number, since 2×1057006228² = 2234524332061575968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1057006228.

It is a congruent number.

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, 546423 + ... + 548353.

It is an arithmetic number, because the mean of its divisors is an integer number (77546616).

Almost surely, 2^1057006228 is an apocalyptic number.

It is an amenable number.

1057006228 is a deficient number, since it is larger than the sum of its proper divisors (804112556).

1057006228 is a wasteful number, since it uses less digits than its factorization.

1057006228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2703 (or 2701 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 1057006228 is about 32511.6321952621. The cubic root of 1057006228 is about 1018.6520153267.

The spelling of 1057006228 in words is "one billion, fifty-seven million, six thousand, two hundred twenty-eight".