2122449804 has 30 divisors (see below), whose sum is σ = 5548503884. Its totient is φ = 707483160.

The previous prime is 2122449803. The next prime is 2122449841. The reversal of 2122449804 is 4089442212.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2122449803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3275062 + ... + 3275709.

Almost surely, 2^2122449804 is an apocalyptic number.

It is an amenable number.

2122449804 is an abundant number, since it is smaller than the sum of its proper divisors (3426054080).

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

2122449804 is a wasteful number, since it uses less digits than its factorization.

2122449804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6550787 (or 6550776 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 2122449804 is about 46070.0532233250. The cubic root of 2122449804 is about 1285.1262936124.

The spelling of 2122449804 in words is "two billion, one hundred twenty-two million, four hundred forty-nine thousand, eight hundred four".