456620345 has 8 divisors (see below), whose sum is σ = 548208960. Its totient is φ = 365119920.

The previous prime is 456620327. The next prime is 456620371. The reversal of 456620345 is 543026654.

It is a happy number.

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

It is not a de Polignac number, because 456620345 - 2¹⁰ = 456619321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10061 + ... + 31850.

It is an arithmetic number, because the mean of its divisors is an integer number (68526120).

Almost surely, 2^456620345 is an apocalyptic number.

It is an amenable number.

456620345 is a deficient number, since it is larger than the sum of its proper divisors (91588615).

456620345 is a wasteful number, since it uses less digits than its factorization.

456620345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44095.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 456620345 is about 21368.6767255251. The cubic root of 456620345 is about 770.0491029574.

Adding to 456620345 its reverse (543026654), we get a palindrome (999646999).

The spelling of 456620345 in words is "four hundred fifty-six million, six hundred twenty thousand, three hundred forty-five".