40200002 has 8 divisors (see below), whose sum is σ = 63847116. Its totient is φ = 18917632.

The previous prime is 40199983. The next prime is 40200071. The reversal of 40200002 is 20000204.

It can be written as a sum of positive squares in 2 ways, for example, as 30459361 + 9740641 = 5519^2 + 3121^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591143 + ... + 591210.

Almost surely, 2^40200002 is an apocalyptic number.

40200002 is a deficient number, since it is larger than the sum of its proper divisors (23647114).

40200002 is a wasteful number, since it uses less digits than its factorization.

40200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182372.

The product of its (nonzero) digits is 16, while the sum is 8.

The square root of 40200002 is about 6340.3471513790. The cubic root of 40200002 is about 342.5642396420.

Adding to 40200002 its reverse (20000204), we get a palindrome (60200206).

The spelling of 40200002 in words is "forty million, two hundred thousand, two".