106423400 has 96 divisors (see below), whose sum is σ = 265262040. Its totient is φ = 39567360.

The previous prime is 106423379. The next prime is 106423423. The reversal of 106423400 is 4324601.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 1196836 + 105226564 = 1094^2 + 10258^2 .

It is a super-2 number, since 2×106423400² = 22651880135120000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 384062 + ... + 384338.

Almost surely, 2^106423400 is an apocalyptic number.

106423400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 106423400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132631020).

106423400 is an abundant number, since it is smaller than the sum of its proper divisors (158838640).

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

106423400 is a wasteful number, since it uses less digits than its factorization.

106423400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 106423400 is about 10316.1717705746. The cubic root of 106423400 is about 473.8916355150.

The spelling of 106423400 in words is "one hundred six million, four hundred twenty-three thousand, four hundred".