40103400 has 96 divisors (see below), whose sum is σ = 125884800. Its totient is φ = 10560000.

The previous prime is 40103383. The next prime is 40103411. The reversal of 40103400 is 430104.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 53025 + ... + 53775.

It is an arithmetic number, because the mean of its divisors is an integer number (1311300).

Almost surely, 2^40103400 is an apocalyptic number.

40103400 is a gapful number since it is divisible by the number (40) 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 40103400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62942400).

40103400 is an abundant number, since it is smaller than the sum of its proper divisors (85781400).

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

40103400 is a wasteful number, since it uses less digits than its factorization.

40103400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40103400 is about 6332.7245321425. The cubic root of 40103400 is about 342.2896216332.

Adding to 40103400 its reverse (430104), we get a palindrome (40533504).

The spelling of 40103400 in words is "forty million, one hundred three thousand, four hundred".