46809238 has 16 divisors (see below), whose sum is σ = 81262080. Its totient is φ = 19806696.

The previous prime is 46809221. The next prime is 46809239. The reversal of 46809238 is 83290864.

It is a super-2 number, since 2×46809238² = 4382209524281288, 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 46809238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46809239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20056 + ... + 22267.

It is an arithmetic number, because the mean of its divisors is an integer number (5078880).

Almost surely, 2^46809238 is an apocalyptic number.

46809238 is a deficient number, since it is larger than the sum of its proper divisors (34452842).

46809238 is a wasteful number, since it uses less digits than its factorization.

46809238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42411.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 46809238 is about 6841.7277057772. The cubic root of 46809238 is about 360.3936999469.

The spelling of 46809238 in words is "forty-six million, eight hundred nine thousand, two hundred thirty-eight".