46401289 has 4 divisors (see below), whose sum is σ = 50619600. Its totient is φ = 42182980.

The previous prime is 46401283. The next prime is 46401301. The reversal of 46401289 is 98210464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46401289 - 2⁷ = 46401161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46401283) 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, 2109139 + ... + 2109160.

It is an arithmetic number, because the mean of its divisors is an integer number (12654900).

Almost surely, 2^46401289 is an apocalyptic number.

It is an amenable number.

46401289 is a deficient number, since it is larger than the sum of its proper divisors (4218311).

46401289 is a wasteful number, since it uses less digits than its factorization.

46401289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4218310.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 46401289 is about 6811.8491615713. The cubic root of 46401289 is about 359.3436833101.

It can be divided in two parts, 4640 and 1289, that added together give a square (5929 = 77²).

The spelling of 46401289 in words is "forty-six million, four hundred one thousand, two hundred eighty-nine".