40459000 has 32 divisors (see below), whose sum is σ = 94676400. Its totient is φ = 16183200.

The previous prime is 40458967. The next prime is 40459007. The reversal of 40459000 is 95404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40459007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19230 + ... + 21229.

Almost surely, 2^40459000 is an apocalyptic number.

40459000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40459000 is an abundant number, since it is smaller than the sum of its proper divisors (54217400).

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

40459000 is a wasteful number, since it uses less digits than its factorization.

40459000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40480 (or 40466 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 40459000 is about 6360.7389507824. The cubic root of 40459000 is about 343.2983489872.

The spelling of 40459000 in words is "forty million, four hundred fifty-nine thousand".