46394147 has 4 divisors (see below), whose sum is σ = 46545576. Its totient is φ = 46242720.

The previous prime is 46394129. The next prime is 46394149. The reversal of 46394147 is 74149364.

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

It is a cyclic number.

It is not a de Polignac number, because 46394147 - 2¹⁸ = 46132003 is a prime.

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 46394147.

It is not an unprimeable number, because it can be changed into a prime (46394149) 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, 75254 + ... + 75867.

It is an arithmetic number, because the mean of its divisors is an integer number (11636394).

Almost surely, 2^46394147 is an apocalyptic number.

46394147 is a deficient number, since it is larger than the sum of its proper divisors (151429).

46394147 is a wasteful number, since it uses less digits than its factorization.

46394147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151428.

The product of its digits is 72576, while the sum is 38.

The square root of 46394147 is about 6811.3249078281. The cubic root of 46394147 is about 359.3252458606.

The spelling of 46394147 in words is "forty-six million, three hundred ninety-four thousand, one hundred forty-seven".