408143400 has 96 divisors (see below), whose sum is σ = 1446008640. Its totient is φ = 93288960.

The previous prime is 408143387. The next prime is 408143423. The reversal of 408143400 is 4341804.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44389 + ... + 52788.

It is an arithmetic number, because the mean of its divisors is an integer number (15062590).

Almost surely, 2^408143400 is an apocalyptic number.

408143400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

408143400 is an abundant number, since it is smaller than the sum of its proper divisors (1037865240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

408143400 is a wasteful number, since it uses less digits than its factorization.

408143400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97203 (or 97194 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 408143400 is about 20202.5592438186. The cubic root of 408143400 is about 741.7728372745.

The spelling of 408143400 in words is "four hundred eight million, one hundred forty-three thousand, four hundred".