1077742 has 4 divisors (see below), whose sum is σ = 1616616. Its totient is φ = 538870.

The previous prime is 1077733. The next prime is 1077743. The reversal of 1077742 is 2477701.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1077742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077743) by changing a digit.

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 as a sum of consecutive naturals, namely, 269434 + ... + 269437.

It is an arithmetic number, because the mean of its divisors is an integer number (404154).

2^1077742 is an apocalyptic number.

1077742 is a deficient number, since it is larger than the sum of its proper divisors (538874).

1077742 is an equidigital number, since it uses as much as digits as its factorization.

1077742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538873.

The product of its (nonzero) digits is 2744, while the sum is 28.

The square root of 1077742 is about 1038.1435353553. The cubic root of 1077742 is about 102.5270045842.

The spelling of 1077742 in words is "one million, seventy-seven thousand, seven hundred forty-two".