709874 has 16 divisors (see below), whose sum is σ = 1191456. Its totient is φ = 314400.

The previous prime is 709871. The next prime is 709879. The reversal of 709874 is 478907.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (709871) 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 in 7 ways as a sum of consecutive naturals, for example, 509 + ... + 1295.

It is an arithmetic number, because the mean of its divisors is an integer number (74466).

2⁷⁰⁹⁸⁷⁴ is an apocalyptic number.

709874 is a deficient number, since it is larger than the sum of its proper divisors (481582).

709874 is a wasteful number, since it uses less digits than its factorization.

709874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 709874 is about 842.5402067557. The cubic root of 709874 is about 89.2059364493.

The spelling of 709874 in words is "seven hundred nine thousand, eight hundred seventy-four".