1155462 has 64 divisors (see below), whose sum is σ = 2999808. Its totient is φ = 288000.

The previous prime is 1155461. The next prime is 1155499. The reversal of 1155462 is 2645511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18912 + ... + 18972.

It is an arithmetic number, because the mean of its divisors is an integer number (46872).

2^1155462 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1155462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1499904).

1155462 is an abundant number, since it is smaller than the sum of its proper divisors (1844346).

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

1155462 is a wasteful number, since it uses less digits than its factorization.

1155462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125.

The product of its digits is 1200, while the sum is 24.

The square root of 1155462 is about 1074.9241833729. The cubic root of 1155462 is about 104.9345624014.

The spelling of 1155462 in words is "one million, one hundred fifty-five thousand, four hundred sixty-two".