246344621 has 4 divisors (see below), whose sum is σ = 247621212. Its totient is φ = 245068032.

The previous prime is 246344617. The next prime is 246344699. The reversal of 246344621 is 126443642.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32775625 + 213568996 = 5725^2 + 14614^2 .

It is a cyclic number.

It is not a de Polignac number, because 246344621 - 2² = 246344617 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 (246344611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638006 + ... + 638391.

It is an arithmetic number, because the mean of its divisors is an integer number (61905303).

Almost surely, 2^246344621 is an apocalyptic number.

It is an amenable number.

246344621 is a deficient number, since it is larger than the sum of its proper divisors (1276591).

246344621 is a wasteful number, since it uses less digits than its factorization.

246344621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276590.

The product of its digits is 27648, while the sum is 32.

The square root of 246344621 is about 15695.3694126644. The cubic root of 246344621 is about 626.8751119556.

The spelling of 246344621 in words is "two hundred forty-six million, three hundred forty-four thousand, six hundred twenty-one".