2104202040 has 64 divisors (see below), whose sum is σ = 6362357760. Its totient is φ = 556698240.

The previous prime is 2104202027. The next prime is 2104202057. The reversal of 2104202040 is 402024012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53796 + ... + 84275.

It is an arithmetic number, because the mean of its divisors is an integer number (99411840).

Almost surely, 2^2104202040 is an apocalyptic number.

2104202040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2104202040 is an abundant number, since it is smaller than the sum of its proper divisors (4258155720).

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

2104202040 is a wasteful number, since it uses less digits than its factorization.

2104202040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138212 (or 138208 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2104202040 is about 45871.5820525083. The cubic root of 2104202040 is about 1281.4327300277.

Adding to 2104202040 its reverse (402024012), we get a palindrome (2506226052).

The spelling of 2104202040 in words is "two billion, one hundred four million, two hundred two thousand, forty".