1142626 has 8 divisors (see below), whose sum is σ = 1719900. Its totient is φ = 569328.

The previous prime is 1142599. The next prime is 1142633. The reversal of 1142626 is 6262411.

It can be written as a sum of positive squares in 2 ways, for example, as 1104601 + 38025 = 1051^2 + 195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1142597 and 1142606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121 + ... + 1516.

2^1142626 is an apocalyptic number.

1142626 is a deficient number, since it is larger than the sum of its proper divisors (577274).

1142626 is a wasteful number, since it uses less digits than its factorization.

1142626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988.

The product of its digits is 576, while the sum is 22.

The square root of 1142626 is about 1068.9368550106. The cubic root of 1142626 is about 104.5445427199.

The spelling of 1142626 in words is "one million, one hundred forty-two thousand, six hundred twenty-six".