1057460140 has 36 divisors (see below), whose sum is σ = 2440903248. Its totient is φ = 384530080.

The previous prime is 1057460099. The next prime is 1057460141. The reversal of 1057460140 is 410647501.

It is a super-2 number, since 2×1057460140² = 2236443895377639200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057460099 and 1057460108.

It is not an unprimeable number, because it can be changed into a prime (1057460141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216064 + ... + 220903.

It is an arithmetic number, because the mean of its divisors is an integer number (67802868).

Almost surely, 2^1057460140 is an apocalyptic number.

1057460140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1057460140 is an abundant number, since it is smaller than the sum of its proper divisors (1383443108).

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

1057460140 is a wasteful number, since it uses less digits than its factorization.

1057460140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436998 (or 436985 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 1057460140 is about 32518.6122090104. The cubic root of 1057460140 is about 1018.7978082875.

The spelling of 1057460140 in words is "one billion, fifty-seven million, four hundred sixty thousand, one hundred forty".