609877252 has 6 divisors (see below), whose sum is σ = 1067285198. Its totient is φ = 304938624.

The previous prime is 609877243. The next prime is 609877273. The reversal of 609877252 is 252778906.

It can be written as a sum of positive squares in only one way, i.e., 575232256 + 34644996 = 23984^2 + 5886^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76234653 + ... + 76234660.

Almost surely, 2^609877252 is an apocalyptic number.

It is an amenable number.

609877252 is a deficient number, since it is larger than the sum of its proper divisors (457407946).

609877252 is a wasteful number, since it uses less digits than its factorization.

609877252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152469317 (or 152469315 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 609877252 is about 24695.6929848101. The cubic root of 609877252 is about 848.0357188734.

The spelling of 609877252 in words is "six hundred nine million, eight hundred seventy-seven thousand, two hundred fifty-two".