246396138 has 8 divisors (see below), whose sum is σ = 492792288. Its totient is φ = 82132044.

The previous prime is 246396131. The next prime is 246396167. The reversal of 246396138 is 831693642.

It is a sphenic number, since it is the product of 3 distinct primes.

246396138 is an admirable number.

It is a super-2 number, since 2×246396138² = 121422113642630088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 246396138.

It is not an unprimeable number, because it can be changed into a prime (246396131) 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, 20533006 + ... + 20533017.

It is an arithmetic number, because the mean of its divisors is an integer number (61599036).

Almost surely, 2^246396138 is an apocalyptic number.

246396138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

246396138 is a wasteful number, since it uses less digits than its factorization.

246396138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41066028.

The product of its digits is 186624, while the sum is 42.

The square root of 246396138 is about 15697.0104797060. The cubic root of 246396138 is about 626.9188074827.

The spelling of 246396138 in words is "two hundred forty-six million, three hundred ninety-six thousand, one hundred thirty-eight".