40204102 has 16 divisors (see below), whose sum is σ = 60984000. Its totient is φ = 19877760.

The previous prime is 40204091. The next prime is 40204103. The reversal of 40204102 is 20140204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40204103) 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, 115024 + ... + 115372.

It is an arithmetic number, because the mean of its divisors is an integer number (3811500).

Almost surely, 2^40204102 is an apocalyptic number.

40204102 is a deficient number, since it is larger than the sum of its proper divisors (20779898).

40204102 is a wasteful number, since it uses less digits than its factorization.

40204102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 40204102 is about 6340.6704692800. The cubic root of 40204102 is about 342.5758852935.

Adding to 40204102 its reverse (20140204), we get a palindrome (60344306).

The spelling of 40204102 in words is "forty million, two hundred four thousand, one hundred two".