456209149 has 8 divisors (see below), whose sum is σ = 511134048. Its totient is φ = 403526160.

The previous prime is 456209147. The next prime is 456209153. The reversal of 456209149 is 941902654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 456209149 - 2¹ = 456209147 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 (456209147) 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 7 ways as a sum of consecutive naturals, for example, 560047 + ... + 560860.

It is an arithmetic number, because the mean of its divisors is an integer number (63891756).

Almost surely, 2^456209149 is an apocalyptic number.

It is an amenable number.

456209149 is a deficient number, since it is larger than the sum of its proper divisors (54924899).

456209149 is a wasteful number, since it uses less digits than its factorization.

456209149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120955.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 456209149 is about 21359.0530923073. The cubic root of 456209149 is about 769.8178851931.

The spelling of 456209149 in words is "four hundred fifty-six million, two hundred nine thousand, one hundred forty-nine".