340661252 has 6 divisors (see below), whose sum is σ = 596157198. Its totient is φ = 170330624.

The previous prime is 340661219. The next prime is 340661261. The reversal of 340661252 is 252166043.

It can be written as a sum of positive squares in only one way, i.e., 171505216 + 169156036 = 13096^2 + 13006^2 .

It is a super-2 number, since 2×340661252² = 232100177228415008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42582653 + ... + 42582660.

It is an arithmetic number, because the mean of its divisors is an integer number (99359533).

Almost surely, 2^340661252 is an apocalyptic number.

It is an amenable number.

340661252 is a deficient number, since it is larger than the sum of its proper divisors (255495946).

340661252 is a wasteful number, since it uses less digits than its factorization.

340661252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85165317 (or 85165315 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 340661252 is about 18457.0109172639. The cubic root of 340661252 is about 698.4053851579.

The spelling of 340661252 in words is "three hundred forty million, six hundred sixty-one thousand, two hundred fifty-two".