246253661 has 4 divisors (see below), whose sum is σ = 259214400. Its totient is φ = 233292924.

The previous prime is 246253649. The next prime is 246253723. The reversal of 246253661 is 166352642.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 246253661 - 2⁶ = 246253597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (246253261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6480341 + ... + 6480378.

It is an arithmetic number, because the mean of its divisors is an integer number (64803600).

Almost surely, 2^246253661 is an apocalyptic number.

It is an amenable number.

246253661 is a deficient number, since it is larger than the sum of its proper divisors (12960739).

246253661 is a wasteful number, since it uses less digits than its factorization.

246253661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12960738.

The product of its digits is 51840, while the sum is 35.

The square root of 246253661 is about 15692.4714752011. The cubic root of 246253661 is about 626.7979469127.

The spelling of 246253661 in words is "two hundred forty-six million, two hundred fifty-three thousand, six hundred sixty-one".