609212084 has 12 divisors (see below), whose sum is σ = 1148130564. Its totient is φ = 281174784.

The previous prime is 609212069. The next prime is 609212099. The reversal of 609212084 is 480212906.

It is an interprime number because it is at equal distance from previous prime (609212069) and next prime (609212099).

It can be written as a sum of positive squares in 2 ways, for example, as 53290000 + 555922084 = 7300^2 + 23578^2 .

It is a super-2 number, since 2×609212084² = 742278726583246112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 609212084.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5857757 + ... + 5857860.

It is an arithmetic number, because the mean of its divisors is an integer number (95677547).

Almost surely, 2^609212084 is an apocalyptic number.

It is an amenable number.

609212084 is a deficient number, since it is larger than the sum of its proper divisors (538918480).

609212084 is a wasteful number, since it uses less digits than its factorization.

609212084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11715634 (or 11715632 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 609212084 is about 24682.2220231486. Note that the first 3 decimals coincide. The cubic root of 609212084 is about 847.7273008430.

The spelling of 609212084 in words is "six hundred nine million, two hundred twelve thousand, eighty-four".