40600000 has 168 divisors, whose sum is σ = 119054880. Its totient is φ = 13440000.

The previous prime is 40599997. The next prime is 40600009. The reversal of 40600000 is 604.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 40600000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40600009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1399986 + ... + 1400014.

It is an arithmetic number, because the mean of its divisors is an integer number (708660).

Almost surely, 2^40600000 is an apocalyptic number.

40600000 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 40600000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59527440).

40600000 is an abundant number, since it is smaller than the sum of its proper divisors (78454880).

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

40600000 is an frugal number, since it uses more digits than its factorization.

40600000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 43 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 40600000 is about 6371.8129288296. The cubic root of 40600000 is about 343.6966859465.

Adding to 40600000 its reverse (604), we get a palindrome (40600604).

The spelling of 40600000 in words is "forty million, six hundred thousand".