609970 has 16 divisors (see below), whose sum is σ = 1107288. Its totient is φ = 241920.

The previous prime is 609929. The next prime is 609979. The reversal of 609970 is 79906.

609970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 221841 + 388129 = 471^2 + 623^2 .

It is not an unprimeable number, because it can be changed into a prime (609979) 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, 1642 + ... + 1978.

2⁶⁰⁹⁹⁷⁰ is an apocalyptic number.

609970 is a deficient number, since it is larger than the sum of its proper divisors (497318).

609970 is a wasteful number, since it uses less digits than its factorization.

609970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 609970 is about 781.0057618225. The cubic root of 609970 is about 84.8078705463.

The spelling of 609970 in words is "six hundred nine thousand, nine hundred seventy".