416445923 has 4 divisors (see below), whose sum is σ = 440942760. Its totient is φ = 391949088.

The previous prime is 416445919. The next prime is 416445941. The reversal of 416445923 is 329544614.

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 416445923 - 2² = 416445919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (416445973) 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, 12248393 + ... + 12248426.

It is an arithmetic number, because the mean of its divisors is an integer number (110235690).

Almost surely, 2^416445923 is an apocalyptic number.

416445923 is a deficient number, since it is larger than the sum of its proper divisors (24496837).

416445923 is a wasteful number, since it uses less digits than its factorization.

416445923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24496836.

The product of its digits is 103680, while the sum is 38.

The square root of 416445923 is about 20407.0067133816. The cubic root of 416445923 is about 746.7688688979.

The spelling of 416445923 in words is "four hundred sixteen million, four hundred forty-five thousand, nine hundred twenty-three".