40100450 has 96 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 13132800.

The previous prime is 40100441. The next prime is 40100491. The reversal of 40100450 is 5400104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209855 + ... + 210045.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^40100450 is an apocalyptic number.

40100450 is an abundant number, since it is smaller than the sum of its proper divisors (49893790).

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

40100450 is a wasteful number, since it uses less digits than its factorization.

40100450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 40100450 is about 6332.4916107327. The cubic root of 40100450 is about 342.2812285032.

Adding to 40100450 its reverse (5400104), we get a palindrome (45500554).

The spelling of 40100450 in words is "forty million, one hundred thousand, four hundred fifty".