2104929420 has 48 divisors (see below), whose sum is σ = 6429604608. Its totient is φ = 510285760.

The previous prime is 2104929389. The next prime is 2104929439. The reversal of 2104929420 is 249294012.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 1593984 + ... + 1595303.

It is an arithmetic number, because the mean of its divisors is an integer number (133950096).

Almost surely, 2^2104929420 is an apocalyptic number.

2104929420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2104929420 is an abundant number, since it is smaller than the sum of its proper divisors (4324675188).

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

2104929420 is a wasteful number, since it uses less digits than its factorization.

2104929420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189310 (or 3189308 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2104929420 is about 45879.5098055766. The cubic root of 2104929420 is about 1281.5803681253.

It can be divided in two parts, 210492 and 9420, that added together give a palindrome (219912).

The spelling of 2104929420 in words is "two billion, one hundred four million, nine hundred twenty-nine thousand, four hundred twenty".