46643738 has 8 divisors (see below), whose sum is σ = 70194432. Its totient is φ = 23245596.

The previous prime is 46643731. The next prime is 46643789. The reversal of 46643738 is 83734664.

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

It is a super-2 number, since 2×46643738² = 4351276589225288, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 46643695 and 46643704.

It is not an unprimeable number, because it can be changed into a prime (46643731) 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, 37370 + ... + 38597.

It is an arithmetic number, because the mean of its divisors is an integer number (8774304).

Almost surely, 2^46643738 is an apocalyptic number.

46643738 is a deficient number, since it is larger than the sum of its proper divisors (23550694).

46643738 is a wasteful number, since it uses less digits than its factorization.

46643738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76276.

The product of its digits is 290304, while the sum is 41.

The square root of 46643738 is about 6829.6220978909. The cubic root of 46643738 is about 359.9684591708.

The spelling of 46643738 in words is "forty-six million, six hundred forty-three thousand, seven hundred thirty-eight".