1423539800 has 48 divisors (see below), whose sum is σ = 3317094240. Its totient is φ = 568149120.

The previous prime is 1423539763. The next prime is 1423539823. The reversal of 1423539800 is 89353241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84914 + ... + 100286.

It is an arithmetic number, because the mean of its divisors is an integer number (69106130).

Almost surely, 2^1423539800 is an apocalyptic number.

1423539800 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 1423539800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1658547120).

1423539800 is an abundant number, since it is smaller than the sum of its proper divisors (1893554440).

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

1423539800 is a wasteful number, since it uses less digits than its factorization.

1423539800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15852 (or 15843 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1423539800 is about 37729.8263976923. The cubic root of 1423539800 is about 1124.9240574251.

The spelling of 1423539800 in words is "one billion, four hundred twenty-three million, five hundred thirty-nine thousand, eight hundred".