696739 has 4 divisors (see below), whose sum is σ = 727056. Its totient is φ = 666424.

The previous prime is 696737. The next prime is 696743. The reversal of 696739 is 937696.

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

It is a cyclic number.

It is not a de Polignac number, because 696739 - 2¹ = 696737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (696737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15124 + ... + 15169.

It is an arithmetic number, because the mean of its divisors is an integer number (181764).

2⁶⁹⁶⁷³⁹ is an apocalyptic number.

696739 is a deficient number, since it is larger than the sum of its proper divisors (30317).

696739 is a wasteful number, since it uses less digits than its factorization.

696739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30316.

The product of its digits is 61236, while the sum is 40.

The square root of 696739 is about 834.7089313048. The cubic root of 696739 is about 88.6523067052.

The spelling of 696739 in words is "six hundred ninety-six thousand, seven hundred thirty-nine".