695730 has 32 divisors (see below), whose sum is σ = 1908864. Its totient is φ = 158976.

The previous prime is 695719. The next prime is 695743. The reversal of 695730 is 37596.

695730 = T₁₁₆ + T₁₁₇ + ... + T₁₇₈.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a nialpdrome in base 15.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1447 + ... + 1866.

It is an arithmetic number, because the mean of its divisors is an integer number (59652).

2⁶⁹⁵⁷³⁰ is an apocalyptic number.

695730 is an abundant number, since it is smaller than the sum of its proper divisors (1213134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

695730 is a wasteful number, since it uses less digits than its factorization.

695730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 695730 is about 834.1043100236. The cubic root of 695730 is about 88.6094913458.

The spelling of 695730 in words is "six hundred ninety-five thousand, seven hundred thirty".