46997389 has 4 divisors (see below), whose sum is σ = 47767900. Its totient is φ = 46226880.

The previous prime is 46997383. The next prime is 46997407. The reversal of 46997389 is 98379964.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6165289 + 40832100 = 2483^2 + 6390^2 .

It is a cyclic number.

It is not a de Polignac number, because 46997389 - 2³ = 46997381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46997381) 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, 385164 + ... + 385285.

It is an arithmetic number, because the mean of its divisors is an integer number (11941975).

Almost surely, 2^46997389 is an apocalyptic number.

It is an amenable number.

46997389 is a deficient number, since it is larger than the sum of its proper divisors (770511).

46997389 is an equidigital number, since it uses as much as digits as its factorization.

46997389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770510.

The product of its digits is 2939328, while the sum is 55.

The square root of 46997389 is about 6855.4641710099. The cubic root of 46997389 is about 360.8759251632.

The spelling of 46997389 in words is "forty-six million, nine hundred ninety-seven thousand, three hundred eighty-nine".