46381558 has 4 divisors (see below), whose sum is σ = 69572340. Its totient is φ = 23190778.

The previous prime is 46381541. The next prime is 46381591. The reversal of 46381558 is 85518364.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 46381558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11595388 + ... + 11595391.

It is an arithmetic number, because the mean of its divisors is an integer number (17393085).

Almost surely, 2^46381558 is an apocalyptic number.

46381558 is a deficient number, since it is larger than the sum of its proper divisors (23190782).

46381558 is a wasteful number, since it uses less digits than its factorization.

46381558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23190781.

The product of its digits is 115200, while the sum is 40.

The square root of 46381558 is about 6810.4007224245. The cubic root of 46381558 is about 359.2927420857.

The spelling of 46381558 in words is "forty-six million, three hundred eighty-one thousand, five hundred fifty-eight".