1157460 has 48 divisors (see below), whose sum is σ = 3290112. Its totient is φ = 304000.

The previous prime is 1157449. The next prime is 1157489. The reversal of 1157460 is 647511.

It is a self number, because there is not a number n which added to its sum of digits gives 1157460.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5965 + ... + 6155.

It is an arithmetic number, because the mean of its divisors is an integer number (68544).

2^1157460 is an apocalyptic number.

1157460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1157460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1645056).

1157460 is an abundant number, since it is smaller than the sum of its proper divisors (2132652).

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

1157460 is a wasteful number, since it uses less digits than its factorization.

1157460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 1157460 is about 1075.8531498304. The cubic root of 1157460 is about 104.9950111008.

The spelling of 1157460 in words is "one million, one hundred fifty-seven thousand, four hundred sixty".