46399147 has 4 divisors (see below), whose sum is σ = 47653216. Its totient is φ = 45145080.

The previous prime is 46399141. The next prime is 46399151. The reversal of 46399147 is 74199364.

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 46399147 - 2¹⁵ = 46366379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46399141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626979 + ... + 627052.

It is an arithmetic number, because the mean of its divisors is an integer number (11913304).

Almost surely, 2^46399147 is an apocalyptic number.

46399147 is a deficient number, since it is larger than the sum of its proper divisors (1254069).

46399147 is a wasteful number, since it uses less digits than its factorization.

46399147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254068.

The product of its digits is 163296, while the sum is 43.

The square root of 46399147 is about 6811.6919337269. The cubic root of 46399147 is about 359.3381538229.

The spelling of 46399147 in words is "forty-six million, three hundred ninety-nine thousand, one hundred forty-seven".