40059000 has 96 divisors (see below), whose sum is σ = 135429840. Its totient is φ = 10680000.

The previous prime is 40058999. The next prime is 40059001. The reversal of 40059000 is 95004.

It is an interprime number because it is at equal distance from previous prime (40058999) and next prime (40059001).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40059001) 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, 6775 + ... + 11225.

Almost surely, 2^40059000 is an apocalyptic number.

40059000 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 40059000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67714920).

40059000 is an abundant number, since it is smaller than the sum of its proper divisors (95370840).

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

40059000 is a wasteful number, since it uses less digits than its factorization.

40059000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478 (or 4461 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 40059000 is about 6329.2179611702. The cubic root of 40059000 is about 342.1632543652.

The spelling of 40059000 in words is "forty million, fifty-nine thousand".