46031918 has 8 divisors (see below), whose sum is σ = 70218360. Its totient is φ = 22625800.

The previous prime is 46031917. The next prime is 46031939. The reversal of 46031918 is 81913064.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46031917) 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, 194933 + ... + 195168.

It is an arithmetic number, because the mean of its divisors is an integer number (8777295).

Almost surely, 2^46031918 is an apocalyptic number.

46031918 is a deficient number, since it is larger than the sum of its proper divisors (24186442).

46031918 is a wasteful number, since it uses less digits than its factorization.

46031918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390162.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 46031918 is about 6784.6826012718. The cubic root of 46031918 is about 358.3876402037.

The spelling of 46031918 in words is "forty-six million, thirty-one thousand, nine hundred eighteen".