1074739 has 8 divisors (see below), whose sum is σ = 1140608. Its totient is φ = 1010880.

The previous prime is 1074719. The next prime is 1074751. The reversal of 1074739 is 9374701.

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

It is a cyclic number.

It is not a de Polignac number, because 1074739 - 2⁵ = 1074707 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1074739.

It is not an unprimeable number, because it can be changed into a prime (1074709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 679 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (142576).

2^1074739 is an apocalyptic number.

1074739 is a deficient number, since it is larger than the sum of its proper divisors (65869).

1074739 is an equidigital number, since it uses as much as digits as its factorization.

1074739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 1074739 is about 1036.6961946491. The cubic root of 1074739 is about 102.4316895634.

The spelling of 1074739 in words is "one million, seventy-four thousand, seven hundred thirty-nine".