246640006 has 4 divisors (see below), whose sum is σ = 369960012. Its totient is φ = 123320002.

The previous prime is 246639997. The next prime is 246640033. The reversal of 246640006 is 600046642.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61660000 + ... + 61660003.

It is an arithmetic number, because the mean of its divisors is an integer number (92490003).

Almost surely, 2^246640006 is an apocalyptic number.

246640006 is a deficient number, since it is larger than the sum of its proper divisors (123320006).

246640006 is a wasteful number, since it uses less digits than its factorization.

246640006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123320005.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 246640006 is about 15704.7765345452. The cubic root of 246640006 is about 627.1255680618.

Adding to 246640006 its reverse (600046642), we get a palindrome (846686648).

The spelling of 246640006 in words is "two hundred forty-six million, six hundred forty thousand, six".