46366381 has 4 divisors (see below), whose sum is σ = 46644192. Its totient is φ = 46088572.

The previous prime is 46366379. The next prime is 46366387. The reversal of 46366381 is 18366364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46366381 - 2¹ = 46366379 is a prime.

It is a super-2 number, since 2×46366381² = 4299682574074322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46366381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46366387) 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, 138655 + ... + 138988.

It is an arithmetic number, because the mean of its divisors is an integer number (11661048).

Almost surely, 2^46366381 is an apocalyptic number.

It is an amenable number.

46366381 is a deficient number, since it is larger than the sum of its proper divisors (277811).

46366381 is a wasteful number, since it uses less digits than its factorization.

46366381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277810.

The product of its digits is 62208, while the sum is 37.

The square root of 46366381 is about 6809.2863796436. The cubic root of 46366381 is about 359.2535484847.

The spelling of 46366381 in words is "forty-six million, three hundred sixty-six thousand, three hundred eighty-one".