40240203 has 8 divisors (see below), whose sum is σ = 53735568. Its totient is φ = 26785824.

The previous prime is 40240181. The next prime is 40240223. The reversal of 40240203 is 30204204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40240203 - 2⁵ = 40240171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40240223) 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, 7876 + ... + 11937.

It is an arithmetic number, because the mean of its divisors is an integer number (6716946).

Almost surely, 2^40240203 is an apocalyptic number.

40240203 is a deficient number, since it is larger than the sum of its proper divisors (13495365).

40240203 is a wasteful number, since it uses less digits than its factorization.

40240203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20493.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 40240203 is about 6343.5166114703. The cubic root of 40240203 is about 342.6783925133.

Adding to 40240203 its reverse (30204204), we get a palindrome (70444407).

The spelling of 40240203 in words is "forty million, two hundred forty thousand, two hundred three".