408828023 has 4 divisors (see below), whose sum is σ = 409999800. Its totient is φ = 407656248.

The previous prime is 408828001. The next prime is 408828029. The reversal of 408828023 is 320828804.

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 408828023 - 2¹⁴ = 408811639 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 (408828029) 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, 585365 + ... + 586062.

It is an arithmetic number, because the mean of its divisors is an integer number (102499950).

Almost surely, 2^408828023 is an apocalyptic number.

408828023 is a deficient number, since it is larger than the sum of its proper divisors (1171777).

408828023 is a wasteful number, since it uses less digits than its factorization.

408828023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171776.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 408828023 is about 20219.4961114267. The cubic root of 408828023 is about 742.1873574822.

The spelling of 408828023 in words is "four hundred eight million, eight hundred twenty-eight thousand, twenty-three".