1142526 has 32 divisors (see below), whose sum is σ = 2850048. Its totient is φ = 296640.

The previous prime is 1142509. The next prime is 1142539. The reversal of 1142526 is 6252411.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 775 + ... + 1698.

It is an arithmetic number, because the mean of its divisors is an integer number (89064).

2^1142526 is an apocalyptic number.

1142526 is an abundant number, since it is smaller than the sum of its proper divisors (1707522).

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

1142526 is a wasteful number, since it uses less digits than its factorization.

1142526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496.

The product of its digits is 480, while the sum is 21.

The square root of 1142526 is about 1068.8900785394. The cubic root of 1142526 is about 104.5414927983.

Adding to 1142526 its reverse (6252411), we get a palindrome (7394937).

The spelling of 1142526 in words is "one million, one hundred forty-two thousand, five hundred twenty-six".