40434300 has 54 divisors (see below), whose sum is σ = 126741888. Its totient is φ = 10782240.

The previous prime is 40434281. The next prime is 40434307. The reversal of 40434300 is 343404.

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 (40434307) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 21564 + ... + 23363.

It is an arithmetic number, because the mean of its divisors is an integer number (2347072).

Almost surely, 2^40434300 is an apocalyptic number.

It is an amenable number.

40434300 is an abundant number, since it is smaller than the sum of its proper divisors (86307588).

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

40434300 is a wasteful number, since it uses less digits than its factorization.

40434300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44947 (or 44937 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 40434300 is about 6358.7970560476. The cubic root of 40434300 is about 343.2284741726.

Adding to 40434300 its reverse (343404), we get a palindrome (40777704).

The spelling of 40434300 in words is "forty million, four hundred thirty-four thousand, three hundred".