1085739 has 16 divisors (see below), whose sum is σ = 1562400. Its totient is φ = 668160.

The previous prime is 1085737. The next prime is 1085753. The reversal of 1085739 is 9375801.

It is not a de Polignac number, because 1085739 - 2¹ = 1085737 is a prime.

It is a super-2 number, since 2×1085739² = 2357658352242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1085737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2937 + ... + 3285.

It is an arithmetic number, because the mean of its divisors is an integer number (97650).

2^1085739 is an apocalyptic number.

1085739 is a deficient number, since it is larger than the sum of its proper divisors (476661).

1085739 is a wasteful number, since it uses less digits than its factorization.

1085739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 1085739 is about 1041.9880037697. The cubic root of 1085739 is about 102.7799682892.

The spelling of 1085739 in words is "one million, eighty-five thousand, seven hundred thirty-nine".