1155474 has 24 divisors (see below), whose sum is σ = 2613312. Its totient is φ = 368280.

The previous prime is 1155461. The next prime is 1155499. The reversal of 1155474 is 4745511.

It is a happy number.

1155474 is a `hidden beast` number, since 115 + 547 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 982 + ... + 1809.

It is an arithmetic number, because the mean of its divisors is an integer number (108888).

2^1155474 is an apocalyptic number.

1155474 is an abundant number, since it is smaller than the sum of its proper divisors (1457838).

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

1155474 is a wasteful number, since it uses less digits than its factorization.

1155474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822 (or 2819 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 1155474 is about 1074.9297651475. The cubic root of 1155474 is about 104.9349256645.

It can be divided in two parts, 11554 and 74, that added together give a triangular number (11628 = T₁₅₂).

The spelling of 1155474 in words is "one million, one hundred fifty-five thousand, four hundred seventy-four".